<http://schema.org/thumbnail>
"http://yospace-cds1.reuters.com/u/resize~ad1~120x120/0/f/~image_jpeg~9999-1/1/m/q/k/t/6/gtbv/reuters04?videoId=99906061"^^<http://www.w3.org/2001/XMLSchema#string>
<http://uk.reuters.com/video/2014/11/22/obama-defends-immigration-action-in-week?videoId=347597246>