<http://schema.org/thumbnailUrl>
<http://yospace-cds1.reuters.com/u/resize~ad1~250/0/f/~image_jpeg~9999-1/1/m/h/t/3/o/ud54/reuters04?videoId=118936585>
<http://uk.reuters.com/video/2016/05/23/vietnam-welcomes-obama?videoId=368605503>