9/4/2009 - GAITHERSBURG, Md. — Army Sgt. Kelly Keck arrived at Walter Reed Army Medical Center in Washington, D.C., last September, a week or two after he accidentally stepped on a land mine while serving as a medic in Afghanistan. Keck, 35, lost his right leg below the knee and his left index, ring and pinky fingers in the explosion. After nearly a year of subsequent therapy and numerous surgeries, he has remained positive. "For me, it's been pretty smooth most of the way," he ...