<http://schema.org/thumbnailUrl>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2010/12/Screen-shot-2010-12-13-at-10.31.10.png>
<http://thenextweb.com/socialmedia/2010/08/25/the-new-digg-has-mostly-launched/>