Images: 2nd Tanks gets gassed [Image 2 of 5]
Photo by Lance Cpl. Joey Mendez
Marines with 2nd Tank Battalion, 2nd Marine Division, dressed in mission oriented protective posture gear and an M50 field protective mask prepare to enter the gas chamber in Fort Pickett, Va., April 4, 2014. MOPP gear is designed to keep a service member safe from contamination contaminated environment for up to 24 hours.