Army Spcs. Marco Mata and Ray Garcia, and Army Sgt. Keoni Sablan, 639th Automated Cargo Detachment transportation management coordinators, perform weight calculations during a training session with the 55th Aerial Port Squadron on Aug. 18, 2018, at Travis Air Force Base, Calif. The 55th APS conducted the session to help the soldiers understand the inspection process for preparing equipment for loading. (U.S. Air Force photo/Staff Sgt. Daniel Phelps)