Afghanistan Veteran Paddles Away War's DemonsFormer Marine coping with post-traumatic stress disorder finds solace in paddling length of Mississippi River.Joshua Ploetz, a Marine who fought in Afghanistan, canoes in the Mississippi River near Venice, La., on July 27.Gerald Herbert / APPrintSaveCreate your free profile or log in to save this articleAug. 7, 2014, 3:44 PM UTC / Updated Aug. 7, 2014, 3:55 PM UTC