<http://schema.org/headline>
"Zuckerberg to announce \u201Chistoric milestone\u201D tomorrow \u2014 does Facebook really have 1 billion users?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/facebook/2012/10/04/zuckerberg-to-announce-historic-milestone-tomorrow-does-facebook-really-have-1-billion-users/>