Senior Airman Shaila Melegrito, 377th Weapons Systems Security Squadron underground munitions maintenance and storage complex entry controller, throws Senior Airman Clayton Foster, 790th Missile Security Forces Squadron dispatcher, against the wall using a self-defense maneuver during a Krav Maga certification course at F.E. Warren Air Force Base, Sept. 14, 2016. More than 18 defenders from 20th Air Force participated in the week-long course. The 20th Air Force ICBM Center of Excellence offers multiple training and professional development courses throughout the year for all Airmen, regardless of rank or Air Force specialty code. (U.S. Air Force photo by Staff Sgt. Christopher Ruano)