There are now reports Malaysia Airlines Flight 370 may have vanished hundreds of miles from where authorities first thought. A Malaysian military source tells CNN that their radar suggests the plane may have been flying for more than an hour after the final contact with civilian authorities. Rene Marsh has the latest.
Chief National Security Correspondent Jim Sciutto looks at how the counterterrorism community is pursuing leads.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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