Sgt. Matt Krumwiede wears a wrist band in memory of his friend Sterling Wyatt who was killed in Afghanistan while Krumwiede does physical therapy at the Center for the Intrepid at Brooke Army Medical Center in San Antonio, Texas

Sgt. Matt Krumwiede wears a wrist band in memory of his friend Sterling Wyatt who was killed in Afghanistan while Krumwiede does physical therapy at the Center for the Intrepid at Brooke Army Medical Center in San Antonio, Texas, February 24, 2014. Krumwiede had both legs amputated and received extensive injuries to his abdomen and left arm by an IED while deployed with the US Army in Afghanistan. REUTERS/Jim Urquhart (UNITED STATES)