Saddam's Security Chief in U.S. Custody
American forces in Iraq capture Abid Hamid Mahmud, Saddam Hussein's security chief and No. 4 on the U.S. list of 55 most-wanted Iraqi leaders. And U.S. troops raid farmhouses near the northern city of Tikrit in an effort to root out supporters of the former Baathist regime. NPR's Michele Kelemen reports.