Junk Handle Added to Page

For some reason, after I save a node I see some junk added at the bottom on media (video) files.

If I go back and delete the added junk it comes back after I resave the node.
See attached picture. The added element seems to be handle.png image by ckeditor.

<span style="background: url(&quot;https://www..com/core/assets/vendor/ckeditor/plugins/widget/images/handle.png&quot;) rgba(220, 220, 220, 0.5); top: -15px; left: 0px; display: block;"><img height="15" role="presentation" title="Click and drag to move" width="15" class="b-lazy b-loaded" src="data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw=="></span>