title: How to remove a event listener in the context of dragging a React component
body: <p>The <code>mousemove</code> does not appear to be properly removed from <code>document</code> when releasing the mouse.</p>
  
  <p><a href="https://codesandbox.io/s/dragondrop-dqs46" rel="nofollow noreferrer">https://codesandbox.io/s/dragondrop-dqs46</a></p>