diff --git a/core-aam/index.html b/core-aam/index.html
index 37d5e2f4c..428415ded 100644
--- a/core-aam/index.html
+++ b/core-aam/index.html
@@ -4259,6 +4259,18 @@ <h4 id="role-map-scrollbar"><code>scrollbar</code></h4>
                   ><br />
                   <span class="property">AXSubrole: <code>&lt;nil&gt;</code></span
                   ><br />
+                  <p>
+                    <span class="property"
+                      >Property: <code>NSAccessibilityVerticalScrollBarAttribute</code>: pointer to accessible node matching IDREF of author-provided <code>aria-controls</code> for an element that
+                      represents a vertical scrollbar.</span
+                    >
+                  </p>
+                  <p>
+                    <span class="property"
+                      >Property: <code>NSAccessibilityHorizontalScrollBarAttribute</code>: pointer to accessible node matching IDREF of author-provided <code>aria-controls</code> for an element that
+                      represents a horizontal scrollbar.</span
+                    >
+                  </p>
                 </td>
               </tr>
             </tbody>
diff --git a/index.html b/index.html
index 1f2977b46..e9f7af6e7 100644
--- a/index.html
+++ b/index.html
@@ -13681,9 +13681,15 @@ <h2>Definitions of States and Properties (all aria-* attributes)</h2>
           <sdef>aria-expanded</sdef>
           <div class="state-description">
             <p><a>Indicates</a> whether a related element is expanded (shown) or collapsed (hidden).</p>
-            <p>The <sref>aria-expanded</sref> attribute is applied to a focusable, interactive element that toggles visibility of content of a different element. If the element with <sref>aria-expanded</sref> is also a <rref>treeitem</rref> in a <rref>tree</rref> or a <rref>row</rref> in a <rref>treegrid</rref>, then it SHOULD also be the <a>accessibility parent</a> of the content it expands and collapses. Otherwise, the element with <sref>aria-expanded</sref> SHOULD NOT be the <a>accessibility parent</a> of the content that is expanding or collapsing. Rather, identify that relationship between the interactive element and the element being controlled using <pref>aria-controls</pref>.</p>
+            <p>
+              The <sref>aria-expanded</sref> attribute is applied to a focusable, interactive element that toggles visibility of content of a different element. If the element with
+              <sref>aria-expanded</sref> is also a <rref>treeitem</rref> in a <rref>tree</rref> or a <rref>row</rref> in a <rref>treegrid</rref>, then it SHOULD also be the
+              <a>accessibility parent</a> of the content it expands and collapses. Otherwise, the element with <sref>aria-expanded</sref> SHOULD NOT be the <a>accessibility parent</a> of the content
+              that is expanding or collapsing. Rather, identify that relationship between the interactive element and the element being controlled using <pref>aria-controls</pref>.
+            </p>
             <p>For example, <sref>aria-expanded</sref> is applied to a parent <rref>treeitem</rref> to indicate whether its child branch of the tree is shown.</p>
-            <pre class="example highlight">&lt;ul role="tree"&gt;
+            <pre class="example highlight">
+&lt;ul role="tree"&gt;
   &lt;li role="treeitem" aria-expanded="false" aria-selected="false"&gt;
     &lt;span&gt;Fruits&lt;/span&gt;
     &lt;ul role="group" hidden&gt;
@@ -13692,12 +13698,15 @@ <h2>Definitions of States and Properties (all aria-* attributes)</h2>
       &lt;li role="treeitem" aria-selected="false"&gt;Yuzu&lt;/li&gt;
     &lt;/ul&gt;
   &lt;/li&gt;
-&lt;/ul&gt;</pre>
+&lt;/ul&gt;</pre
+            >
             <p>Similarly, it can be applied to a <rref>button</rref> to control the visibility of another element and its content on the current page.</p>
-            <pre class="example highlight">&lt;button type="button" aria-controls="mangosteen" aria-expanded="false"&gt;Mangosteen&lt;/button&gt;
+            <pre class="example highlight">
+&lt;button type="button" aria-controls="mangosteen" aria-expanded="false"&gt;Mangosteen&lt;/button&gt;
 &lt;div id="mangosteen" hidden&gt;
   An edible fruit native to tropical lands surrounding the Indian Ocean.
-&lt;/div&gt;</pre>
+&lt;/div&gt;</pre
+            >
           </div>
           <table class="def">
             <caption>