Defenders complete active shooter training

A defender with the 307th Security Forces Squadron secures the hallway during an active shooter exercise at Barksdale Air Force Base, La., May 31, 2017. The two-day annual exercise provided defenders with a simulated environment used to prepare for real-world situations. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

Defenders with the 307th Security Forces Squadron use simulated weapons while running through various scenarios before transitioning to real weapons during an active shooter training session at Barksdale Air Force Base, La., May 30, 2017. The two-day annual training helps prepare the defenders to react during real-world situations. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

Defenders with the 307th Security Forces Squadron use simulated weapons while running through various scenarios before transitioning to real weapons during an active shooter exercise at Barksdale Air Force Base, La., May 30, 2017. The two-day annual training helps prepare the defenders to react during real-world situations. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

Staff Sgt. Randy Patrick, 307th Security Forces Squadron trainer, gives a sweep team instruction on neutralizing an active shooter during an exercise at Barksdale Air Force Base, La., May 30, 2017. During the first day of training, defender’s used training M-4’s carbines to clear rooms. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

An ammunition box containing simulated 9mm rounds is displayed during an active shooter exercise training at Barksdale Air Force Base, La., May 31, 2017. the simulated were loaded with small paint projectiles in place of a traditional slug. when fired, the round makes contact and disintegrates, turning into paint marking targets providing realism to the exercise. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

Senior Airmen Cory Cobb and Jeremy Mathis, 307th Security Force Squadron defenders apply protective gear before entering the active shooter exercise on Barksdale Air Force Base, La., May 31, 2017. During the exercise, simulated paint rounds were used to provide defenders with as much realism as possible without using lethal force. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

Defenders with the 307th Security Forces Squadron receive a safety briefing before entering the building at Barksdale Air Force Base, La., May 31, 2017. The defenders performed close quarters fire team search techniques during the exercise. The training scenario consisted of an active shooter threat and tested defender’s reaction times. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

A defender with the 307th Security Forces Squadron changes the barrel of a 9mm handgun in the preparation of an active shooter exercise at Barksdale Air Force Base, La., May 31, 2017. The simulated rounds provided defenders with near to real-life situations, testing the reaction and response toward hostile and non-hostile targets. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

Defenders with the 307th Security Forces Squadron use an M-4 carbine while running through various scenarios during an active shooter exercise at Barksdale Air Force Base, La., May 31, 2017. The M-4 carbine is a variant of the M-16A2 assault rifle which uses a 5.56×45mm NATO round. During the training simulated paint rounds were used to provide defenders crucial live-fire training without the using lethal ammunition. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

Pistol magazines loaded with Loaded trainer 9mm paint rounds are stacked during an active shooter training exercise at Barksdale Air Force Base, La., May 31, 2017. The simulated rounds were loaded with paint rounds in place of a regular 9mm round when fired, the round disintegrates on contact, turning into paint and marking targets providing realism to the training. (U.S. Air Force photo by Staff Sgt. Jason McCasland)

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Defenders complete active shooter training

Published July 20, 2017
307th Bomb Wing Security Forces

Barksdale Air Force Base, La. -- A defender with the 307th Security Forces Squadron secures the hallway during an active shooter exercise at Barksdale Air Force Base, La., May 31, 2017. The two-day annual exercise provided defenders with a simulated environment used to prepare for real-world situations. (U.S. Air Force photo by Staff Sgt. Jason McCasland)