Maj. Nathan Murray, 90th Security Support Squadron commander, speaks to Airmen before they begin a memorial workout in the Independence Hall Fitness Center, Oct. 14, 2015, in memory of Airman 1st Class Leebernard Chavis. Chavis lost his life while performing his duties in the Karadah Peninsula of Baghdad, Iraq, Oct. 14, 2006. (U.S. Air Force photo by Airman 1st Class Malcolm Mayfield)