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A soldier holds his blue-gloved hands up on either side of a breathing mask he's wearing.

Mask Manipulation

Army Sgt. Joseph A. Bercovic adjusts a breathing apparatus during an Army North-mandated training proficiency evaluation at the Veterans Affairs Medical Center-Lyons in Lyons, N.J., Oct. 25, 2017. Bercovic is assigned to the 21st Weapons of Mass Destruction-Civil Support Team, New Jersey National Guard. New Jersey National Guard photo by Mark C. Olsen

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Tags: Soldiers, Army, training, Guard

Photo by: Master Sgt. Mark Olsen | VIRIN: 171025-Z-AL508-0282Y.JPG

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