diff --git a/wp-admin/about.php b/wp-admin/about.php
index 990833e9c1..47524fc0b1 100644
--- a/wp-admin/about.php
+++ b/wp-admin/about.php
@@ -59,11 +59,42 @@ include( ABSPATH . 'wp-admin/admin-header.php' );
 			<div class="col">
 				<picture>
 					<!-- Large image -->
-					<source media="(min-width: 1050px)" srcset="https://cldup.com/-951havc3C.png" />
+					<source media="( min-width: 1050px )"
+						srcset="
+							https://s.w.org/images/core/4.8/widgets-with-all-four-widescreen_w_810.png 810w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-widescreen_w_1054.png 1054w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-widescreen_w_1266.png 1266w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-widescreen_w_1458.png 1458w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-widescreen_w_1633.png 1633w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-widescreen_w_1797.png 1797w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-widescreen_w_1955.png 1955w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-widescreen_w_2100.png 2100w"
+						sizes="( max-width: 1290px ) calc( 100vw - 240px ), 1050px" />
 					<!-- Medium image -->
-					<source media="(min-width: 601px)" srcset="https://cldup.com/60ktdYzv0l.png" />
+					<source media="( min-width: 601px )"
+						srcset="
+							https://s.w.org/images/core/4.8/widgets-with-all-four_w_531.png 531w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four_w_745.png 745w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four_w_927.png 927w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four_w_1089.png 1089w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four_w_1236.png 1236w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four_w_1370.png 1370w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four_w_1498.png 1498w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four_w_1620.png 1620w"
+						sizes="( max-width: 782px ) calc( 100vw - 70px ), ( max-width: 960px ) calc( 100vw - 116px ), calc( 100vw - 240px )" />
 					<!-- Small image -->
-					<img src="https://cldup.com/mwvU0Zi5wW.png" alt="" />
+					<img src="https://s.w.org/images/core/4.8/widgets-with-all-four-mobile_w_685.png"
+						srcset="
+							https://s.w.org/images/core/4.8/widgets-with-all-four-mobile_w_300.png 300w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-mobile_w_451.png 451w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-mobile_w_575.png 575w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-mobile_w_685.png 685w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-mobile_w_784.png 784w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-mobile_w_873.png 873w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-mobile_w_959.png 959w,
+							https://s.w.org/images/core/4.8/widgets-with-all-four-mobile_w_1040.png 1040w"
+						sizes="( max-width: 500px ) calc( 100vw - 40px ), calc( 100vw - 70px )"
+						alt="" />
 				</picture>
 			</div>
 		</div>
@@ -71,7 +102,7 @@ include( ABSPATH . 'wp-admin/admin-header.php' );
 		<div class="feature-section two-col">
 			<div class="col">
 				<h3><?php _e( 'Image Widget' ); ?></h3>
-				<p><?php _e( 'Adding an image to a widget is now a simple task that is achievable for any WordPress user without needing to know code. Simply insert your image right within the widget settings. Try adding something like a headshot or a photo of your latest weekend adventure &mdash; and see it appear automatically.' );?></p>
+				<p><?php _e( 'Adding an image to a widget is now a simple task that is achievable for any WordPress user without needing to know code. Simply insert your image right within the widget settings. Try adding something like a headshot or a photo of your latest weekend adventure &mdash; and see it appear automatically.' ); ?></p>
 			</div>
 			<div class="col">
 				<h3><?php _e( 'Video Widget' ); ?></h3>
@@ -97,8 +128,8 @@ include( ABSPATH . 'wp-admin/admin-header.php' );
 			<div class="col">
 				<?php
 				echo wp_video_shortcode( array(
-					'mp4'      => 'https://cldup.com/LHwC1lL_jC.mp4',
-					'poster'   => 'https://cldup.com/wx7uMMXJor.png',
+					'mp4'      => 'https://s.w.org/images/core/4.8/link-boundaries.mp4',
+					'poster'   => 'https://s.w.org/images/core/4.8/link-boundaries.png',
 					'width'    => 1140,
 					'height'   => 624,
 					// 'class'    => 'wp-video-shortcode feature-video',
@@ -120,7 +151,23 @@ include( ABSPATH . 'wp-admin/admin-header.php' );
 				<p><?php _e( 'Being part of the community can help you improve your WordPress skills and network with people you wouldn&#8217;t otherwise meet. Now you can easily find your local events just by logging in to your dashboard and looking at the new Events and News dashboard widget.' ); ?>
 			</div>
 			<div class="col">
-				<img src="https://cldup.com/GuISab3_X1.png" alt="" />
+				<img
+					src="https://s.w.org/images/core/4.8/events-widget_w_732.png"
+					srcset="
+						https://s.w.org/images/core/4.8/events-widget_w_280.png 280w,
+						https://s.w.org/images/core/4.8/events-widget_w_420.png 420w,
+						https://s.w.org/images/core/4.8/events-widget_w_529.png 529w,
+						https://s.w.org/images/core/4.8/events-widget_w_638.png 638w,
+						https://s.w.org/images/core/4.8/events-widget_w_732.png 732w,
+						https://s.w.org/images/core/4.8/events-widget_w_827.png 827w,
+						https://s.w.org/images/core/4.8/events-widget_w_992.png 992w"
+					sizes="
+						( max-width: 500px ) calc( 100vw - 40px ),
+						( max-width: 782px ) calc( 48vw - 33px ),
+						( max-width: 960px ) calc( 47vw - 54px ),
+						( max-width: 1290px ) calc( 47vw - 112px ),
+						496px"
+					alt="" />
 			</div>
 		</div>
 
diff --git a/wp-admin/css/about-rtl.css b/wp-admin/css/about-rtl.css
index 1789f43e1d..870a31cb81 100644
--- a/wp-admin/css/about-rtl.css
+++ b/wp-admin/css/about-rtl.css
@@ -40,7 +40,6 @@
 	max-width: 100%;
 	height: auto;
 	vertical-align: middle;
-	border: 1px solid rgba(0, 0, 0, 0.1);
 }
 
 .about-wrap .jetpack-video-wrapper {
@@ -294,10 +293,6 @@
 	padding-top: 35px;
 }
 
-.about-wrap .headline-feature img {
-	border: none;
-}
-
 .about-wrap .feature-section .media-container {
 	overflow: hidden;
 }
diff --git a/wp-admin/css/about-rtl.min.css b/wp-admin/css/about-rtl.min.css
index 3841cc830d..9ee4985ea1 100644
--- a/wp-admin/css/about-rtl.min.css
+++ b/wp-admin/css/about-rtl.min.css
@@ -1 +1 @@
-.about-wrap{position:relative;margin:25px 20px 0 40px;max-width:1050px;font-size:15px}.about-wrap .notice,.about-wrap div.error,.about-wrap div.updated{display:none!important}.about-wrap hr{border:0;height:0;margin:0;border-top:1px solid rgba(0,0,0,.1)}.about-wrap img{margin:0;max-width:100%;height:auto;vertical-align:middle;border:1px solid rgba(0,0,0,.1)}.about-wrap .jetpack-video-wrapper{margin-bottom:0}.wp-badge{background:url(../images/w-logo-white.png?ver=20160308) center 25px no-repeat #0073aa;-webkit-background-size:80px 80px;background-size:80px 80px;color:#fff;font-size:14px;text-align:center;font-weight:600;margin:5px 0 0;padding-top:120px;height:40px;display:inline-block;width:140px;text-rendering:optimizeLegibility;-webkit-box-shadow:0 1px 3px rgba(0,0,0,.2);box-shadow:0 1px 3px rgba(0,0,0,.2)}.svg .wp-badge{background-image:url(../images/wordpress-logo-white.svg?ver=20160308)}.about-wrap .wp-badge{position:absolute;top:0;left:0}.about-wrap .nav-tab{padding-left:15px;padding-right:15px;font-size:18px}.about-wrap p{line-height:1.5;font-size:14px}.about-wrap .feature-section p{max-width:55em;margin-right:auto;margin-left:auto}.about-wrap h1{margin:.2em 0 0 200px;padding:0;color:#32373c;line-height:1.2em;font-size:2.8em;font-weight:400}.about-wrap h2{margin:40px 0 .6em;font-size:2.7em;line-height:1.3;font-weight:300;text-align:center}.about-wrap h3{margin:1.25em 0 .6em;font-size:1.4em;line-height:1.5}.about-wrap h4{color:#23282d}.about-wrap .changelog h2{font-size:1.4em;font-weight:600;text-align:right}.about-wrap .embed-container,.about-wrap .featured-image,.about-wrap .lead-description{text-align:center}.about-wrap .changelog h3{margin:1.33em 0;font-size:1em;line-height:inherit;color:#23282d}.about-wrap code,.about-wrap ol li p{font-size:14px;font-weight:400}.about-wrap .about-description,.about-wrap .about-text{margin-top:1.4em;font-weight:400;line-height:1.6em;font-size:19px}.about-wrap .about-text{margin:1em 0 1em 200px;min-height:60px;color:#555d66}.about-wrap [class$="-col"]{display:-ms-flexbox;display:-webkit-flex;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}.about-wrap .feature-section.one-col{margin:0 auto;max-width:700px}.about-wrap [class$="-col"] .col{-webkit-flex:1;-ms-flex:1;flex:1}.about-wrap .two-col .col{min-width:47%;max-width:47%}.about-wrap .three-col .col{align-self:flex-start;min-width:31%;max-width:31%}.about-wrap .two-col img{margin-bottom:1.5em}.about-wrap .feature-video .mejs-controls{display:none!important}.about-wrap .feature-video .mejs-overlay-loading span{background:0 0}.about-wrap .point-releases{margin-top:5px;border-bottom:1px solid #ddd}.about-wrap .changelog.point-releases h3{padding-top:35px}.about-wrap .changelog.point-releases h3:first-child{padding-top:7px}.about-wrap .feature-section.two-col h3{margin-top:0}.about-wrap .feature-section h4{margin:1.4em 0 .6em;font-size:1em}.about-wrap .feature-section p{margin-top:.6em}.about-wrap .lead-description{font-size:1.5em}.about-wrap .two-col-text{-webkit-column-count:2;-moz-column-count:2;column-count:2;-webkit-column-gap:40px;-moz-column-gap:40px;column-gap:40px}.about-wrap .two-col-text p:first-of-type{margin-top:0}.about-wrap .native-fonts p,.about-wrap .streamlined-updates p{margin-bottom:3em}.about-wrap .headline-feature.feature-video{position:relative;margin:40px 0;padding-bottom:56.25%;width:100%;max-width:100%;height:0;text-align:center}.about-wrap .changelog.feature-section .col,.about-wrap .feature-section .col{margin-top:40px}.about-wrap .feature-video embed{position:absolute;top:0;right:0;width:100%;height:100%}.about-wrap .feature-section{overflow:hidden;padding:0 0 40px}.about-wrap .feature-section.no-heading{padding-top:35px}.about-wrap .headline-feature img{border:none}.about-wrap .feature-section .media-container{overflow:hidden}.about-wrap .feature-section img{margin-bottom:1em}.about-wrap .embed-container iframe,.about-wrap .wp-embedded-content{max-width:100%}.about-wrap .changelog{margin-bottom:40px}.about-wrap .return-to-dashboard{margin:30px -5px 0 0;font-size:14px;font-weight:600}.about-wrap .return-to-dashboard a{text-decoration:none;padding:0 5px}.about-wrap h3.wp-people-group{margin:2.6em 0 1.33em;padding:0;font-size:16px;line-height:inherit}.about-wrap .wp-people-group{padding:0 5px;margin:0 -5px 0 -15px}.about-wrap .compact{margin-bottom:0}.about-wrap .wp-person{display:inline-block;vertical-align:top;margin-left:10px;padding-bottom:15px;height:70px;width:280px}.about-wrap .compact .wp-person{height:auto;width:180px;padding-bottom:0;margin-bottom:0}.about-wrap .wp-person .gravatar{float:right;margin:0 0 10px 10px;padding:1px;width:60px;height:60px}.about-wrap .compact .wp-person .gravatar{width:30px;height:30px}.about-wrap .wp-person .web{margin:6px 0 2px;font-size:16px;font-weight:400;line-height:2em;text-decoration:none}.about-wrap .wp-person .title{display:block}.about-wrap #wp-people-group-validators+p.wp-credits-list{margin-top:0}.about-wrap p.wp-credits-list a{white-space:nowrap}.freedoms-php .about-wrap ol{margin:40px 60px}.freedoms-php .about-wrap ol li{list-style-type:decimal;font-weight:600}.freedoms-php .about-wrap ol p{font-weight:400;margin:.6em 0}@media screen and (max-width:782px){.about-wrap .two-col-text{-webkit-column-count:1;-moz-column-count:1;column-count:1}.about-wrap .three-col .col,.about-wrap .two-col .col{min-width:48%!important}.about-wrap .three-col img{display:block;margin:0 auto}}@media only screen and (max-width:500px){.about-wrap{margin-left:20px;margin-right:10px}.about-wrap .about-text,.about-wrap h1{margin-left:0}.about-wrap .about-text{margin-bottom:.25em}.about-wrap .wp-badge{position:relative;margin-bottom:1.5em;width:100%}.about-wrap .three-col .col,.about-wrap .two-col .col{min-width:100%!important}.about-wrap .under-the-hood.one-col .col,.about-wrap .under-the-hood.three-col .col,.about-wrap .under-the-hood.two-col .col{margin-bottom:2em;padding-bottom:0}.about-wrap .under-the-hood:nth-of-type(2n),.about-wrap .under-the-hood:nth-of-type(3n){margin-top:0}.about-wrap .under-the-hood:nth-of-type(2n) h3,.about-wrap .under-the-hood:nth-of-type(3n) h3{margin-top:0}}
\ No newline at end of file
+.about-wrap{position:relative;margin:25px 20px 0 40px;max-width:1050px;font-size:15px}.about-wrap .notice,.about-wrap div.error,.about-wrap div.updated{display:none!important}.about-wrap hr{border:0;height:0;margin:0;border-top:1px solid rgba(0,0,0,.1)}.about-wrap img{margin:0;max-width:100%;height:auto;vertical-align:middle}.about-wrap .jetpack-video-wrapper{margin-bottom:0}.wp-badge{background:url(../images/w-logo-white.png?ver=20160308) center 25px no-repeat #0073aa;-webkit-background-size:80px 80px;background-size:80px 80px;color:#fff;font-size:14px;text-align:center;font-weight:600;margin:5px 0 0;padding-top:120px;height:40px;display:inline-block;width:140px;text-rendering:optimizeLegibility;-webkit-box-shadow:0 1px 3px rgba(0,0,0,.2);box-shadow:0 1px 3px rgba(0,0,0,.2)}.svg .wp-badge{background-image:url(../images/wordpress-logo-white.svg?ver=20160308)}.about-wrap .wp-badge{position:absolute;top:0;left:0}.about-wrap .nav-tab{padding-left:15px;padding-right:15px;font-size:18px}.about-wrap p{line-height:1.5;font-size:14px}.about-wrap .feature-section p{max-width:55em;margin-right:auto;margin-left:auto}.about-wrap h1{margin:.2em 0 0 200px;padding:0;color:#32373c;line-height:1.2em;font-size:2.8em;font-weight:400}.about-wrap h2{margin:40px 0 .6em;font-size:2.7em;line-height:1.3;font-weight:300;text-align:center}.about-wrap h3{margin:1.25em 0 .6em;font-size:1.4em;line-height:1.5}.about-wrap h4{color:#23282d}.about-wrap .changelog h2{font-size:1.4em;font-weight:600;text-align:right}.about-wrap .embed-container,.about-wrap .featured-image,.about-wrap .lead-description{text-align:center}.about-wrap .changelog h3{margin:1.33em 0;font-size:1em;line-height:inherit;color:#23282d}.about-wrap code,.about-wrap ol li p{font-size:14px;font-weight:400}.about-wrap .about-description,.about-wrap .about-text{margin-top:1.4em;font-weight:400;line-height:1.6em;font-size:19px}.about-wrap .about-text{margin:1em 0 1em 200px;min-height:60px;color:#555d66}.about-wrap [class$="-col"]{display:-ms-flexbox;display:-webkit-flex;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}.about-wrap .feature-section.one-col{margin:0 auto;max-width:700px}.about-wrap [class$="-col"] .col{-webkit-flex:1;-ms-flex:1;flex:1}.about-wrap .two-col .col{min-width:47%;max-width:47%}.about-wrap .three-col .col{align-self:flex-start;min-width:31%;max-width:31%}.about-wrap .two-col img{margin-bottom:1.5em}.about-wrap .feature-video .mejs-controls{display:none!important}.about-wrap .feature-video .mejs-overlay-loading span{background:0 0}.about-wrap .point-releases{margin-top:5px;border-bottom:1px solid #ddd}.about-wrap .changelog.point-releases h3{padding-top:35px}.about-wrap .changelog.point-releases h3:first-child{padding-top:7px}.about-wrap .feature-section.two-col h3{margin-top:0}.about-wrap .feature-section h4{margin:1.4em 0 .6em;font-size:1em}.about-wrap .feature-section p{margin-top:.6em}.about-wrap .lead-description{font-size:1.5em}.about-wrap .two-col-text{-webkit-column-count:2;-moz-column-count:2;column-count:2;-webkit-column-gap:40px;-moz-column-gap:40px;column-gap:40px}.about-wrap .two-col-text p:first-of-type{margin-top:0}.about-wrap .native-fonts p,.about-wrap .streamlined-updates p{margin-bottom:3em}.about-wrap .headline-feature.feature-video{position:relative;margin:40px 0;padding-bottom:56.25%;width:100%;max-width:100%;height:0;text-align:center}.about-wrap .changelog.feature-section .col,.about-wrap .feature-section .col{margin-top:40px}.about-wrap .feature-video embed{position:absolute;top:0;right:0;width:100%;height:100%}.about-wrap .feature-section{overflow:hidden;padding:0 0 40px}.about-wrap .feature-section.no-heading{padding-top:35px}.about-wrap .feature-section .media-container{overflow:hidden}.about-wrap .feature-section img{margin-bottom:1em}.about-wrap .embed-container iframe,.about-wrap .wp-embedded-content{max-width:100%}.about-wrap .changelog{margin-bottom:40px}.about-wrap .return-to-dashboard{margin:30px -5px 0 0;font-size:14px;font-weight:600}.about-wrap .return-to-dashboard a{text-decoration:none;padding:0 5px}.about-wrap h3.wp-people-group{margin:2.6em 0 1.33em;padding:0;font-size:16px;line-height:inherit}.about-wrap .wp-people-group{padding:0 5px;margin:0 -5px 0 -15px}.about-wrap .compact{margin-bottom:0}.about-wrap .wp-person{display:inline-block;vertical-align:top;margin-left:10px;padding-bottom:15px;height:70px;width:280px}.about-wrap .compact .wp-person{height:auto;width:180px;padding-bottom:0;margin-bottom:0}.about-wrap .wp-person .gravatar{float:right;margin:0 0 10px 10px;padding:1px;width:60px;height:60px}.about-wrap .compact .wp-person .gravatar{width:30px;height:30px}.about-wrap .wp-person .web{margin:6px 0 2px;font-size:16px;font-weight:400;line-height:2em;text-decoration:none}.about-wrap .wp-person .title{display:block}.about-wrap #wp-people-group-validators+p.wp-credits-list{margin-top:0}.about-wrap p.wp-credits-list a{white-space:nowrap}.freedoms-php .about-wrap ol{margin:40px 60px}.freedoms-php .about-wrap ol li{list-style-type:decimal;font-weight:600}.freedoms-php .about-wrap ol p{font-weight:400;margin:.6em 0}@media screen and (max-width:782px){.about-wrap .two-col-text{-webkit-column-count:1;-moz-column-count:1;column-count:1}.about-wrap .three-col .col,.about-wrap .two-col .col{min-width:48%!important}.about-wrap .three-col img{display:block;margin:0 auto}}@media only screen and (max-width:500px){.about-wrap{margin-left:20px;margin-right:10px}.about-wrap .about-text,.about-wrap h1{margin-left:0}.about-wrap .about-text{margin-bottom:.25em}.about-wrap .wp-badge{position:relative;margin-bottom:1.5em;width:100%}.about-wrap .three-col .col,.about-wrap .two-col .col{min-width:100%!important}.about-wrap .under-the-hood.one-col .col,.about-wrap .under-the-hood.three-col .col,.about-wrap .under-the-hood.two-col .col{margin-bottom:2em;padding-bottom:0}.about-wrap .under-the-hood:nth-of-type(2n),.about-wrap .under-the-hood:nth-of-type(3n){margin-top:0}.about-wrap .under-the-hood:nth-of-type(2n) h3,.about-wrap .under-the-hood:nth-of-type(3n) h3{margin-top:0}}
\ No newline at end of file
diff --git a/wp-admin/css/about.css b/wp-admin/css/about.css
index debc8c9435..04d2ddcda4 100644
--- a/wp-admin/css/about.css
+++ b/wp-admin/css/about.css
@@ -40,7 +40,6 @@
 	max-width: 100%;
 	height: auto;
 	vertical-align: middle;
-	border: 1px solid rgba(0, 0, 0, 0.1);
 }
 
 .about-wrap .jetpack-video-wrapper {
@@ -294,10 +293,6 @@
 	padding-top: 35px;
 }
 
-.about-wrap .headline-feature img {
-	border: none;
-}
-
 .about-wrap .feature-section .media-container {
 	overflow: hidden;
 }
diff --git a/wp-admin/css/about.min.css b/wp-admin/css/about.min.css
index c4a267fc51..5a41dbe2cb 100644
--- a/wp-admin/css/about.min.css
+++ b/wp-admin/css/about.min.css
@@ -1 +1 @@
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.nav-tab{padding-right:15px;padding-left:15px;font-size:18px}.about-wrap p{line-height:1.5;font-size:14px}.about-wrap .feature-section p{max-width:55em;margin-left:auto;margin-right:auto}.about-wrap h1{margin:.2em 200px 0 0;padding:0;color:#32373c;line-height:1.2em;font-size:2.8em;font-weight:400}.about-wrap h2{margin:40px 0 .6em;font-size:2.7em;line-height:1.3;font-weight:300;text-align:center}.about-wrap h3{margin:1.25em 0 .6em;font-size:1.4em;line-height:1.5}.about-wrap h4{color:#23282d}.about-wrap .changelog h2{font-size:1.4em;font-weight:600;text-align:left}.about-wrap .embed-container,.about-wrap .featured-image,.about-wrap .lead-description{text-align:center}.about-wrap .changelog h3{margin:1.33em 0;font-size:1em;line-height:inherit;color:#23282d}.about-wrap code,.about-wrap ol li p{font-size:14px;font-weight:400}.about-wrap .about-description,.about-wrap .about-text{margin-top:1.4em;font-weight:400;line-height:1.6em;font-size:19px}.about-wrap .about-text{margin:1em 200px 1em 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#wp-people-group-validators+p.wp-credits-list{margin-top:0}.about-wrap p.wp-credits-list a{white-space:nowrap}.freedoms-php .about-wrap ol{margin:40px 60px}.freedoms-php .about-wrap ol li{list-style-type:decimal;font-weight:600}.freedoms-php .about-wrap ol p{font-weight:400;margin:.6em 0}@media screen and (max-width:782px){.about-wrap .two-col-text{-webkit-column-count:1;-moz-column-count:1;column-count:1}.about-wrap .three-col .col,.about-wrap .two-col .col{min-width:48%!important}.about-wrap .three-col img{display:block;margin:0 auto}}@media only screen and (max-width:500px){.about-wrap{margin-right:20px;margin-left:10px}.about-wrap .about-text,.about-wrap h1{margin-right:0}.about-wrap .about-text{margin-bottom:.25em}.about-wrap .wp-badge{position:relative;margin-bottom:1.5em;width:100%}.about-wrap .three-col .col,.about-wrap .two-col .col{min-width:100%!important}.about-wrap .under-the-hood.one-col .col,.about-wrap .under-the-hood.three-col .col,.about-wrap .under-the-hood.two-col 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\ No newline at end of file
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.changelog{margin-bottom:40px}.about-wrap .return-to-dashboard{margin:30px 0 0 -5px;font-size:14px;font-weight:600}.about-wrap .return-to-dashboard a{text-decoration:none;padding:0 5px}.about-wrap h3.wp-people-group{margin:2.6em 0 1.33em;padding:0;font-size:16px;line-height:inherit}.about-wrap .wp-people-group{padding:0 5px;margin:0 -15px 0 -5px}.about-wrap .compact{margin-bottom:0}.about-wrap .wp-person{display:inline-block;vertical-align:top;margin-right:10px;padding-bottom:15px;height:70px;width:280px}.about-wrap .compact .wp-person{height:auto;width:180px;padding-bottom:0;margin-bottom:0}.about-wrap .wp-person .gravatar{float:left;margin:0 10px 10px 0;padding:1px;width:60px;height:60px}.about-wrap .compact .wp-person .gravatar{width:30px;height:30px}.about-wrap .wp-person .web{margin:6px 0 2px;font-size:16px;font-weight:400;line-height:2em;text-decoration:none}.about-wrap .wp-person .title{display:block}.about-wrap #wp-people-group-validators+p.wp-credits-list{margin-top:0}.about-wrap p.wp-credits-list a{white-space:nowrap}.freedoms-php .about-wrap ol{margin:40px 60px}.freedoms-php .about-wrap ol li{list-style-type:decimal;font-weight:600}.freedoms-php .about-wrap ol p{font-weight:400;margin:.6em 0}@media screen and (max-width:782px){.about-wrap .two-col-text{-webkit-column-count:1;-moz-column-count:1;column-count:1}.about-wrap .three-col .col,.about-wrap .two-col .col{min-width:48%!important}.about-wrap .three-col img{display:block;margin:0 auto}}@media only screen and (max-width:500px){.about-wrap{margin-right:20px;margin-left:10px}.about-wrap .about-text,.about-wrap h1{margin-right:0}.about-wrap .about-text{margin-bottom:.25em}.about-wrap .wp-badge{position:relative;margin-bottom:1.5em;width:100%}.about-wrap .three-col .col,.about-wrap .two-col .col{min-width:100%!important}.about-wrap .under-the-hood.one-col .col,.about-wrap .under-the-hood.three-col .col,.about-wrap .under-the-hood.two-col .col{margin-bottom:2em;padding-bottom:0}.about-wrap .under-the-hood:nth-of-type(2n),.about-wrap .under-the-hood:nth-of-type(3n){margin-top:0}.about-wrap .under-the-hood:nth-of-type(2n) h3,.about-wrap .under-the-hood:nth-of-type(3n) h3{margin-top:0}}
\ No newline at end of file
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 485c973730..bbd4a8ca7c 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.9-alpha-40879';
+$wp_version = '4.9-alpha-40881';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.