Accused 9/11 plotters agree to plea deal

Khalid Sheikh Mohammed, the accused mastermind of the Sept. 11 terrorist attacks, agreed to plead guilty to conspiracy and murder charges along with two of his accomplices. The plea deal allows the men to avoid a death penalty trial at Guantanamo Bay, Cuba. The World's Marco Werman talks with The New York Times correspondent Carol Rosenberg at the US base in Cuba about the implications of the deal.