U.S. Air Force Airman 1st Class Daniel Johnson, 100th Logistics Readiness Squadron traffic management officer, writes down the center-balance-point for the aircraft tow bar at RAF Mildenhall, England, March 9, 2018. Non-pallet cargo must have center-balance-points determined to properly load the equipment into the aircraft. (U.S. Air Force photo by Airman 1st Class Benjamin Cooper)