<http://schema.org/thumbnailUrl>
<http://www.imore.com/sites/imore.com/files/styles/thumbnail/public/field/image/2013/06/roundup_instagram.JPG?itok=tI5xiFf9>
<http://www.imore.com/week-review-apple-tv-update-rss-after-google-reader-insta-vine-and-more>