Chief of Staff of the U.S. Air Force Gen. Mark A. Welsh, right, speaks on stage after receiving the Honor Guard Award with the surviving son of Army Sgt. 1st Class Carlos Santos-Silva March 27, 2014, during the 2014 Tragedy Assistance Program for Survivors (TAPS) Honor Guard Gala at the National Building Museum in Washington, D.C. TAPS was a 24-hour tragedy assistance resource for anyone who lost a military loved one.