I am using a I-Frame in the content area below this widget.

I am using a youtube video

https://youtu.be/yAOU9Yi40EQ

The I-Frame code snipit

<IFRAME title="This is the title" style="width: 100%; height: 1000px; margin: 0; outline: none" src="http://www.INSERT3RDPARTYURLHERE.com" >Your browser does not support inline frames.<br /><br /> Please visit <a href="https://training.weknowgovernment.com/?splash=http%3a%2f%2fwww.INSERT3RDPARTYURLHERE.com&____isexternal=true" target="_blank"> http://www.INSERT3RDPARTYURLHERE.com </a></IFRAME>