An expert on counterinsurgency says the surge is helping communities gain some security.
Col. H.R. McMaster is a recent advisor to U.S. commander in Iraq Gen. David Petraeus on counterinsurgency operations. He says the Iraqi government needs time to build on its successes.
McMaster talks about how military operations in Iraq and security on the ground could be affected by politics in Washington. McMaster talks to Deborah Amos.