U.S. Air Force Tech. Sgt. Jordan Panknin, 824th Base Defense Squadron Noncommissioned officer in charge of training and exercises, collects used training grenades at Moody Air Force Base, Georgia, Oct. 20, 2021. The grenade training is a competency qualification course to ensure Airmen know how to accurately throw and handle grenades before handling live explosives. (U.S. Air Force photo by Airman 1st Class Megan Estrada)