(Left) Staff Sgt. Dean Long and Pfc. Harvey Rohando, motor transport operators with the 630th Transportation Company, discus convoy safety standards prior to the departure of their petroleum supply convoy during a Quartermaster Liquid Logistics Exercise (QLLEX) at Fort Bragg, N.C., June. 12, 2015 QLLEX is an annual logistical movement event that will transport necessary petroleum and purified water throughout the U.S. (Sgt. Christopher Bigelow / Released)