<http://schema.org/alternativeHeadline>
"Silk Road, the illicit online marketplace that first brought bitcoin to notoriety in 2011, was shut down today and its alleged founder was arrested."^^<http://www.w3.org/2001/XMLSchema#string>
<http://qz.com/131084/silk-road-collected-9-5-million-bitcoin-and-only-11-75-million-exist/>