<http://schema.org/image_url>
"http://media.al.com/business_impact/photo/tomlamberthphotojpg-0ffc3c5e425f8f2f.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/business/index.ssf/2013/02/lamberth_named_president_and_c.html>