diff --git a/packages/@adobe/react-spectrum/src/table/Resizer.tsx b/packages/@adobe/react-spectrum/src/table/Resizer.tsx
index 648e4720197..c3af2c5d954 100644
--- a/packages/@adobe/react-spectrum/src/table/Resizer.tsx
+++ b/packages/@adobe/react-spectrum/src/table/Resizer.tsx
@@ -8,7 +8,7 @@ import intlMessages from '../../intl/table/*.json';
 import {isWebKit} from 'react-aria/private/utils/platform';
 import {Key, RefObject} from '@react-types/shared';
 import {mergeProps} from 'react-aria/mergeProps';
-import React, {createContext, ForwardedRef, useContext, useEffect, useState} from 'react';
+import React, {createContext, ForwardedRef, useContext} from 'react';
 import ReactDOM from 'react-dom';
 import styles from '@adobe/spectrum-css-temp/components/table/vars.css';
 import {useLocale} from 'react-aria/I18nProvider';
@@ -63,27 +63,7 @@ export const Resizer = React.forwardRef(function Resizer<T>(
   let stringFormatter = useLocalizedStringFormatter(intlMessages, '@react-spectrum/table');
   let {direction} = useLocale();
 
-  let [isPointerDown, setIsPointerDown] = useState(false);
-  useEffect(() => {
-    let setDown = e => {
-      if (e.pointerType === 'mouse') {
-        setIsPointerDown(true);
-      }
-    };
-    let setUp = e => {
-      if (e.pointerType === 'mouse') {
-        setIsPointerDown(false);
-      }
-    };
-    document.addEventListener('pointerdown', setDown, {capture: true});
-    document.addEventListener('pointerup', setUp, {capture: true});
-    return () => {
-      document.removeEventListener('pointerdown', setDown, {capture: true});
-      document.removeEventListener('pointerup', setUp, {capture: true});
-    };
-  }, []);
-
-  let {inputProps, resizerProps} = useTableColumnResize<unknown>(
+  let {inputProps, resizerProps, isMouseResizing} = useTableColumnResize<unknown>(
     mergeProps(props, {
       'aria-label': stringFormatter.format('columnResizer'),
       isDisabled: isEmpty
@@ -128,7 +108,7 @@ export const Resizer = React.forwardRef(function Resizer<T>(
         role="presentation"
         className={classNames(styles, 'spectrum-Table-columnResizerPlaceholder')}
       />
-      <CursorOverlay show={isResizing && isPointerDown}>
+      <CursorOverlay show={isResizing && isMouseResizing}>
         <div style={{position: 'fixed', top: 0, left: 0, bottom: 0, right: 0, cursor}} />
       </CursorOverlay>
     </>
diff --git a/packages/react-aria-components/src/Dialog.tsx b/packages/react-aria-components/src/Dialog.tsx
index cd92cf30f06..0d78f95ef18 100644
--- a/packages/react-aria-components/src/Dialog.tsx
+++ b/packages/react-aria-components/src/Dialog.tsx
@@ -105,6 +105,7 @@ export function DialogTrigger(props: DialogTriggerProps): JSX.Element {
           {
             trigger: 'DialogTrigger',
             triggerRef: buttonRef,
+            id: overlayProps.id,
             'aria-labelledby': overlayProps['aria-labelledby']
           }
         ]
diff --git a/packages/react-aria-components/src/Popover.tsx b/packages/react-aria-components/src/Popover.tsx
index 3d1fa9fe874..17ae7e3d3d0 100644
--- a/packages/react-aria-components/src/Popover.tsx
+++ b/packages/react-aria-components/src/Popover.tsx
@@ -140,6 +140,7 @@ export interface PopoverRenderProps {
 }
 
 interface PopoverContextValue extends PopoverProps {
+  id?: string;
   /** Contexts to clear. */
   clearContexts?: Context<any>[];
 }
@@ -205,6 +206,7 @@ interface PopoverInnerProps extends AriaPopoverProps, RenderProps<PopoverRenderP
   trigger?: string;
   dir?: 'ltr' | 'rtl';
   clearContexts?: Context<any>[];
+  id?: string;
 }
 
 function PopoverInner({
@@ -318,6 +320,7 @@ function PopoverInner({
     <dom.div
       {...mergeProps(filterDOMProps(props, {global: true}), popoverProps)}
       {...renderProps}
+      id={isDialog ? props.id : undefined}
       role={isDialog ? 'dialog' : undefined}
       tabIndex={isDialog ? -1 : undefined}
       aria-label={props['aria-label']}
diff --git a/packages/react-aria-components/src/Table.tsx b/packages/react-aria-components/src/Table.tsx
index 1385b0704e9..45eb1d488bf 100644
--- a/packages/react-aria-components/src/Table.tsx
+++ b/packages/react-aria-components/src/Table.tsx
@@ -1374,7 +1374,7 @@ export const ColumnResizer = forwardRef(function ColumnResizer(
   let {onResizeStart, onResize, onResizeEnd} = useContext(ResizableTableContainerContext)!;
   let {column, triggerRef} = useContext(ColumnResizerContext)!;
   let inputRef = useRef<HTMLInputElement>(null);
-  let {resizerProps, inputProps, isResizing} = useTableColumnResize(
+  let {resizerProps, inputProps, isResizing, isMouseResizing} = useTableColumnResize(
     {
       column,
       'aria-label': props['aria-label'] || stringFormatter.format('tableResizer'),
@@ -1425,24 +1425,15 @@ export const ColumnResizer = forwardRef(function ColumnResizer(
     }
   });
 
-  let [isMouseDown, setMouseDown] = useState(false);
-  let onPointerDown = (e: PointerEvent) => {
-    if (e.pointerType === 'mouse') {
-      setMouseDown(true);
-    }
-  };
-
-  if (!isResizing && isMouseDown) {
-    setMouseDown(false);
-  }
-
   let DOMProps = filterDOMProps(props, {global: true});
 
+  // Cursor overlay is used to style the cursor against the entire screen.
+  // Do not turn off pointer events or the cursor will no longer be styled.
   return (
     <dom.div
       ref={objectRef}
       role="presentation"
-      {...mergeProps(DOMProps, renderProps, resizerProps, {onPointerDown}, hoverProps)}
+      {...mergeProps(DOMProps, renderProps, resizerProps, hoverProps)}
       data-hovered={isHovered || undefined}
       data-focused={isFocused || undefined}
       data-focus-visible={isFocusVisible || undefined}
@@ -1451,9 +1442,12 @@ export const ColumnResizer = forwardRef(function ColumnResizer(
       {renderProps.children}
       <input ref={inputRef} {...mergeProps(inputProps, focusProps)} />
       {isResizing &&
-        isMouseDown &&
+        isMouseResizing &&
         ReactDOM.createPortal(
-          <div style={{position: 'fixed', top: 0, left: 0, bottom: 0, right: 0, cursor}} />,
+          <div
+            style={{position: 'fixed', top: 0, left: 0, bottom: 0, right: 0, cursor}}
+            data-testid="cursor-overlay"
+          />,
           document.body
         )}
     </dom.div>
diff --git a/packages/react-aria-components/test/Popover.test.js b/packages/react-aria-components/test/Popover.test.js
index 7b5ce4e5446..07d90b2ba01 100644
--- a/packages/react-aria-components/test/Popover.test.js
+++ b/packages/react-aria-components/test/Popover.test.js
@@ -56,11 +56,31 @@ describe('Popover', () => {
     expect(dialog).toBeInTheDocument();
     expect(dialog.closest('.react-aria-Popover')).toHaveAttribute('data-trigger', 'DialogTrigger');
 
+    expect(button).toHaveAttribute('aria-controls');
+    expect(dialog).toHaveAttribute('id', button.getAttribute('aria-controls'));
+
     await user.click(document.body);
 
     expect(dialog).not.toBeInTheDocument();
   });
 
+  it('applies overlay id to standalone popover', async () => {
+    let {getByRole} = render(
+      <DialogTrigger>
+        <Button />
+        <Popover aria-label="Popover">Popover content</Popover>
+      </DialogTrigger>
+    );
+
+    let button = getByRole('button');
+    await user.click(button);
+
+    let dialog = getByRole('dialog');
+    expect(dialog).toBeInTheDocument();
+    expect(button).toHaveAttribute('aria-controls');
+    expect(dialog).toHaveAttribute('id', button.getAttribute('aria-controls'));
+  });
+
   it('should handle focus', async () => {
     let {getByRole} = render(<TestPopover />);
 
diff --git a/packages/react-aria/src/table/useTableColumnResize.ts b/packages/react-aria/src/table/useTableColumnResize.ts
index caea29c6eca..e3c1ae89334 100644
--- a/packages/react-aria/src/table/useTableColumnResize.ts
+++ b/packages/react-aria/src/table/useTableColumnResize.ts
@@ -10,7 +10,7 @@
  * governing permissions and limitations under the License.
  */
 
-import {ChangeEvent, useCallback, useEffect, useRef} from 'react';
+import {ChangeEvent, useCallback, useEffect, useRef, useState} from 'react';
 import {ColumnSize} from 'react-stately/useTableState';
 import {DOMAttributes, FocusableElement, Key, RefObject} from '@react-types/shared';
 import {focusSafely} from '../interactions/focusSafely';
@@ -38,6 +38,11 @@ export interface TableColumnResizeAria {
   resizerProps: DOMAttributes;
   /** Whether this column is currently being resized. */
   isResizing: boolean;
+  /**
+   * Whether this column is currently being resized via a mouse drag (e.g. to render a cursor
+   * overlay).
+   */
+  isMouseResizing: boolean;
 }
 
 export interface AriaTableColumnResizeProps<T> {
@@ -94,6 +99,9 @@ export function useTableColumnResize<T>(
   let lastSize = useRef<Map<Key, ColumnSize> | null>(null);
   let wasFocusedOnResizeStart = useRef(false);
   let editModeEnabled = state.tableState.isKeyboardNavigationDisabled;
+  // Whether a mouse drag-resize is active. Set on the first move (not on press) so a cursor
+  // overlay only mounts during an actual drag.
+  let [isMouseResizing, setMouseResizing] = useState(false);
 
   let {direction} = useLocale();
 
@@ -172,8 +180,11 @@ export function useTableColumnResize<T>(
 
   const columnResizeWidthRef = useRef<number>(0);
   const {moveProps} = useMove({
-    onMoveStart() {
+    onMoveStart(e) {
       columnResizeWidthRef.current = state.getColumnWidth(item.key);
+      if (e.pointerType === 'mouse') {
+        setMouseResizing(true);
+      }
       startResize(item);
     },
     onMove(e) {
@@ -196,6 +207,7 @@ export function useTableColumnResize<T>(
     onMoveEnd(e) {
       let {pointerType} = e;
       columnResizeWidthRef.current = 0;
+      setMouseResizing(false);
       if (pointerType === 'mouse' || (pointerType === 'touch' && wasFocusedOnResizeStart.current)) {
         endResize(item);
       }
@@ -332,6 +344,7 @@ export function useTableColumnResize<T>(
       },
       ariaProps
     ),
-    isResizing
+    isResizing,
+    isMouseResizing
   };
 }