Master Sgt. Don Pierson, logistics manager for the I.G. Brown Training and Education Center, checks the heat index here outside the campus's parade ground June 17, 2014, while students undergo a drill and ceremony evaluation. Pierson gauges the heat index during the day to ensure service members follow safe work/rest cycles. (U.S. Air National Guard photo by Master Sgt. Mike R. Smith/Released)
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MCGHEE TYSON AIR NATIONAL GUARD BASE, TN, US
This work, Safety oversight [Image 1 of 10], by MSgt Michael Smith, identified by DVIDS, is free of known copyright restrictions under U.S. copyright law.