ALPENA, Mich.-- Airmen with the 127th Wing practice security measures during a portion of the Battle Lab training at the Alpena Combat Readiness Training Center (CRTC) on July 29, 2018. Battle Lab was created and executed by members of the 127th Civil Engineering Squadron. Ensuring troops know how to quickly don protective gear, take cover and secure their position in the event of a chemical, biological, radiological, nuclear or environmental (CBRNE) attack is integral to accomplishing the mission. (U.S. Air Force photo by Master Sgt. David Kujawa)

- Image ID: PCJC63
ALPENA, Mich.-- Airmen with the 127th Wing practice security measures during a portion of the Battle Lab training at the Alpena Combat Readiness Training Center (CRTC) on July 29, 2018. Battle Lab was created and executed by members of the 127th Civil Engineering Squadron. Ensuring troops know how to quickly don protective gear, take cover and secure their position in the event of a chemical, biological, radiological, nuclear or environmental (CBRNE) attack is integral to accomplishing the mission. (U.S. Air Force photo by Master Sgt. David Kujawa)
AB Forces News Collection / Alamy Stock Photo
Image ID: PCJC63

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