US Will Defend N. Korea Attack

"I don't think the regime and Pyongyang wants to commit suicide, but that as they must surely know, that would be the result of any attack on the United States." -- The U.S. is fully capable of defending itself the White House says, after Pyongyang threatened a pre-emptive nuclear strike. The threats were sparked by a U.N. Security Council vote that hit the regime with tougher sanctions. (March 7)