<http://schema.org/thumbnail>
"http://yospace-cds1.reuters.com/u/resize~ad1~120x120/0/f/~image_jpeg~9999-1/1/m/z/u/2/9/nizk/reuters04?videoId=122678551"^^<http://www.w3.org/2001/XMLSchema#string>
<http://uk.reuters.com/video/2016/10/01/mexico-volcano-erupts?videoId=370005529>