Can you hear me OK? zyntix side effects Carter, a former Marine who later enlisted in the Army and is currently assigned to the 7th Infantry Division at Joint Base Lewis-McChord, spoke to reporters Monday about the Oct. 3, 2009, battle at a mountain outpost where U.S. troops were outnumbered by about 400 Afghan fighters. In addition to those killed, 25 were injured, including Carter, who suffered hearing loss, shrapnel injuries and a concussion.