Spc. Christian Brooks, a petroleum supply specialist with the 172nd Quartermaster Company, operates a fuel pump during the annual Quartermaster Liquid Logistics Exercise (QLLEX), at Fort Bragg, N.C., June 14, 2016. QLLEX is an annual logistical movement event that will transport necessary petroleum and purified water throughout the U.S. (Sgt. Christopher Bigelow / Released)