Obama Lays Out His Counterterrorism Goals

With the war in Afghanistan winding down and al Qaeda a weakened enemy, President Obama says it's time to re-focus America's strategy for national security. We hear his latest ideas about using drones for targeted killings and closing the prison at Guantanamo Bay. Also, the bloody attack on a soldier terrifies London, and for the fourth time, voters in Portland, Oregon have rejected preventing tooth decay by fluoridating the water.