<http://schema.org/headline>
"Updated: Activist group calls for Dallas police to release video of police shooting of mentally ill man"^^<http://www.w3.org/2001/XMLSchema#string>
<http://crimeblog.dallasnews.com/2014/07/activist-group-calls-for-dallas-police-to-release-video-showing-mentally-ill-man-getting-shot.html/>