U.S Army Reserve Spc. Heather Mclaughlin, a wheeled vehicle mechanic with the 851st Transportation Company, based in Sinton, Texas, conducts maintenance on a M1075A1 Palletized Load System during Vibrant Response and Guardian Response near Camp Atterbury, Indiana, Apr. 25, 2017. Vibrant Response and Guardian Response bring together military, federal and state agencies from throughout the continental U.S. for three weeks of collective training simulating the response to a catastrophic Chemical Biological Radiological Nuclear (CBRN) event in a major U.S. city. (U.S. Army Reserve Photo by Maj. Brandon R. Mace)