Private Zachary K. Guzdek, a motor transportation operator with 2nd Tank Battalion, 2nd Marine Division, and Oakfield, , native, safety checks his M50 field protective mask before entering a gas chamber in Ft. Pickett, Va., April 4, 2014. Marines with the battalion completed individual survival standards as part of their annual training requirement for. 2nd Tanks gets gassed 140404-M-BW898-003

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Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
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Keywords: armed, chamber, conflict, field, forces, gas, m50, mask, military, states, tanks, united, war