WASHINGTON - AUGUST 18:  Bryan Anderson (L) watches as Neil Duncan goes through physical therapy at Walter Reed Army Medical Center August 18, 2006 in Washington, D.C. Duncan, an Army infantryman, lost his legs in an Improvised Explosive Device (IED) attack in December 2005 in Afghanistan. Anderson, an Army Military Policeman, lost both his legs, his left arm and severely damaged his right hand when an Improvised Explosive Device (IED) exploded near his Humvee October 23, 2005 during his second tour of Iraq. He is one of four triple-amputees to survive the war. For nearly a year he has been undergoing rehabilitation at Walter Reed.  (Photo by Scott Olson/Getty Images)