<http://schema.org/thumbnailUrl>
<https://www.imore.com/sites/imore.com/files/styles/thumbnail/public/field/image/2012/07/nbc-olympics-live-extra-iphone-hero.jpg?itok=o66b77RP>
<http://www.imore.com/how-to-follow-london-olympics-iphone-ipad>