<http://schema.org/alternativeHeadline>
"The suspects in the Boston Marathon explosions are two brothers of Chechen descent who have lived in the US for much of the last decade, attending schools in Massachusetts."^^<http://www.w3.org/2001/XMLSchema#string>
<http://qz.com/76224/everything-we-know-about-the-boston-bombing-suspects-dzhokhar-tsarnaev-on-the-loose-and-tamerlan-tsarnaev-dead/>