ALPENA, Mich.-- An instructor with the 127th Civil Engineering Squadron assists Tech Sgt. Chanel Daniels, 127th Force Support Squadron, in adjusting her gas mask during Battle Lab training at the Alpena Combat Readiness Training Center on July 29, 2018. During the training, Airmen of the 127th Wing, like Daniels, practiced donning and removing different levels of chemical protection equipment during an operational readiness assessment exercise.

- Image ID: PKEPB2
ALPENA, Mich.-- An instructor with the 127th Civil Engineering Squadron assists Tech Sgt. Chanel Daniels, 127th Force Support Squadron, in adjusting her gas mask during Battle Lab training at the Alpena Combat Readiness Training Center on July 29, 2018. During the training, Airmen of the 127th Wing, like Daniels, practiced donning and removing different levels of chemical protection equipment during an operational readiness assessment exercise.
Barney Low / Alamy Stock Photo
Image ID: PKEPB2