Gen. David Petraeus on war and defense strategy overseas

President Obama’s State of the Union Address didn’t have much to say on foreign policy or the war effort, but John Hockenberry got to ask Gen. David Petraeus about it when he sat down the head of U.S. Central Command this week. In part two of our wide ranging interview, Gen. Patreaus lays out the strategies and challenges in the wars in Afghanistan and Iraq.