Iranian Hackers Targeting US Companies: WSJ

Friday, 24 May 2013 | 1:11 PM ET

The UN said Iran has installed hundreds more centrifuges in a nuclear reactor which increases its capacity to refine uranium. A report from the WSJ says Iranian hackers are targeting U.S. companies, with CNBC's Eamon Javers. Frank Cillufo, Homeland Security expert, offers insight.