<http://schema.org/thumbnailUrl>
<http://si.wsj.net/public/resources/images/NA-CB869_TEACHE_E_20140707165000.jpg>
<http://www.wsj.com/articles/obama-aims-to-boost-teacher-quality-at-schools-with-greatest-need-1404755518?mod=U.S._newsreel_1>