<http://schema.org/description>
"We have confirmed reports in the Google AdWords Help forum that in-search Google AdWords video ads are not working.Chris, an AdWords advertiser reported the bug last week saying it simply stopped work"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-adwords-video-in-search-17210.html>