<http://schema.org/headline>
"Orland bus crash: 911 calls capture chaos after truck-on-bus crash (audio)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.sbsun.com/general-news/20140417/orland-bus-crash-911-calls-capture-chaos-after-truck-on-bus-crash-audio>