<http://schema.org/thumbnailUrl>
<http://i1.wp.com/www.powerlineblog.com/ed-assets/2014/02/US_Chamber_of_Commerce_logo.jpg?resize=110%2C85>
<http://www.powerlineblog.com/archives/2014/02/what-are-they-thinking-and-how-can-their-thinking-be-changed.php>