EDWARDS AIR FORCE BASE, Calif.

Airmen from the 412th Security Forces Squadron decontaminate their MOPP (Mission Oriented Protective Posture) gear during the Operation Alert Jackal deployment readiness exercise on Edwards Air Force Base, California, Dec. 2. (Air Force photo by Chloe Bonaccorsi) Share

EDWARDS AIR FORCE BASE, Calif.

Firefighters from the 812th Civil Engineers Squadron's Fire and Emergency Services respond to a simulated victim during the Operation Alert Jackal deployment readiness exercise on Edwards Air Force Base, California, Dec. 2. (Air Force photo by Chloe Bonaccorsi) Share

EDWARDS AIR FORCE BASE, Calif.

Airmen from the 412th Security Forces Squadron verify their equipment during the Personnel Deployment Function line portion of the the Operation Alert Jackal deployment readiness exercise on Edwards Air Force Base, California, Nov. 30. (Air Force photo by Chloe Bonaccorsi) Share

EDWARDS AIR FORCE BASE, Calif.

Members of the Personnel Deployment Function line verify Airmen's eligibility to deploy during the Operation Alert Jackal deployment readiness exercise on Edwards Air Force Base, California, Nov. 30. (Air Force photo by Chloe Bonaccorsi) Share

EDWARDS AIR FORCE BASE, Calif.

An emergency medical response crew treats a shooting victim during an active shooter scenario exercise at Desert Junior-Senior High School at Edwards Air Force Base, California, Sept. 18, 2018. (U.S. Air Force photo by Giancarlo Casem) Share

EDWARDS AIR FORCE BASE, Calif.

Los Angeles County Fire Department and local emergency response crews prepare to medevac a shooting victim during an active shooter scenario exercise at Desert Junior-Senior High School at Edwards Air Force Base, California, Sept. 18, 2018. (U.S. Air Force photo by Giancarlo Casem) Share

EDWARDS AIR FORCE BASE, Calif.

Tim Reynolds, a paramedic and Emergency Medical Technician Training Manager, applies moulage to Staff Sgt. Laronald Poston, 412th Security Forces Squadron, before an active shooter training scenario at Desert Junior-Senior High School at Edwards Air Force Base, California, Sept. 18, 2018. (U.S. Air Force photo by Giancarlo Casem) Share

EDWARDS AIR FORCE BASE, Calif.

Members of the 412th Security Forces Squadron “stack” behind a vehicle as they prepare to secure a crime scene during Desert Wind 18-03, an active shooter scenario exercise at Desert Junior-Senior High School at Edwards Air Force Base, California, Sept. 18, 2018. (U.S. Air Force photo by Giancarlo Casem) Share

EDWARDS AIR FORCE BASE, Calif.

Tech. Sgt. Ismael Iniestra, 412th Security Forces Squadron, tends to a "wounded" victim at Bldg. 2850 during Exercise Desert Wind 16-05 Aug. 1. (U.S. Air Force photo by Kenji Thuloweit) Share

EDWARDS AIR FORCE BASE, Calif.

Members of the 412th Security Forces Squadron storm Bldg. 2850 looking for an active shooter during Exercise Desert Wind 16-05 Aug. 1. (U.S. Air Force photo by Kenji Thuloweit Share

EDWARDS AIR FORCE BASE, Calif.

Edwards AFB Explosive Ordnance Disposal was called in when a simulated bomb was discovered in a pickup truck during Exercise Desert Wind 16-05 Aug. 1. Their bomb robot was sent in to investigate. (U.S. Air Force photo by Kenji Thuloweit) Share

EDWARDS AIR FORCE BASE, Calif.

Edwards AFB Fire Department treats a "wounded" patient under a tree after being removed from Bldg. 2850 Aug. 1. Exercise Desert Wind 16-05 tested the base's response capabilities to an active shooter scenario. (U.S. Air Force photo by Kenji Thuloweit) Share