In the Fight: Episode 15 This episode features stories on U.S. and Iraqi forces battling insurgents in Sadr City, citizens of an Iraqi city working to rebuild with the help of U.S. Soldiers, helicopter pilots keeping ground forces out of harm's way in Afghanistan, a country music star playing a concert at Camp Liberty, Iraq, and a group of reserve Soldiers that re-enlisted on the 100th anniversary of the Army Reserves. (5/16/08)