Article Photos: Gunmen in Afghan uniform kill US soldier 4/7

  Afghans stand near a bus which was hit by a remote control bomb on the outskirts of Kabul, Afghanistan, Tuesday, Aug. 7, 2012. A militant detonated a remote-control bomb Tuesday morning, killing at least eight Afghan civilians who were traveling in a bus just northwest of the Afghan capital, police said. (AP Photo/Ahmad Nazar)