FORT BRAGG, N.C. (AP) - Weeks before launching a deadly grenade attack on his comrades, Sgt. Hasan Akbar attended a camp showing of the movie ``Apocalypse Now'' and laughed at a scene of U.S. troops being hit by a grenade, a soldier testified Monday. The testimony came as Akbar's lawyers opened their defense at his court-martial. Akbar is accused of allegedly ambushing fellow soldiers from the 101st Airborne Division in their tents at Camp Pennsylvania in Kuwait in March 2003, during the opening days of the Iraq war. An Army captain and an Air Force major were killed. Akbar's lawyers...