<http://schema.org/alternativeHeadline>
"Spamhaus is battling a 300 billion bits-per-second DDoS described as the \u2018biggest attack in history\u2019"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/insider/2013/03/27/spamhaus-is-battling-a-ddos-described-as-the-biggest-attack-in-history/>