U.S. Marine Corps Cpl. James Dietrich, right, and Lance Cpl. Nickolas Giffen head toward the “cold zone” after going through the decontamination line on Combat Town, Okinawa, Japan, March 21, 2017. Dietrich is the ampling team leader and Giffen is a sampling team member with the 3rd Marine Division's Chemical, Biological, Radiological and Nuclear Platoon. Marine Corps photo by Lance Cpl. Jesus McCloud