Tech. Sgt. Stephanie Rymers, 433rd Maintenance Squadron sheet metal mechanic, shows students from the Inter-American Air Force Academy the honeycomb barrier of a C-5 aircraft November 29, 2017 at Joint Base San Antonio-Lackland, Texas. The students also visited the fabrication and propulsion shop before touring a C-5M Super Galaxy aircraft. (U.S. Air Force photo by Benjamin Faske)