Welcome water cooler
MCGHEE TYSON AIR NATIONAL GUARD BASE, Tenn. - Master Sgt. Don Pierson, logistics manager for the I.G. Brown Training and Education Center, checks the water cooler here June 17, 2014, on the base perimeter road used by runners. Pierson fills several coolers with ice and water three days a week to ensure service members stay cool and hydrated. The day's forecasted high temperature was 90 degrees. (U.S. Air National Guard photo by Master Sgt. Mike R. Smith/Released)