<http://schema.org/headline>
"Why do the national polls tell us one thing and the battleground state polls tell us another?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.powerlineblog.com/archives/2012/11/why-do-the-national-polls-tell-us-one-thing-and-the-battleground-state-polls-tell-us-another.php>