The heat is on
OPERATION IRAQI FREEDOM -- Tech Sgt. Heinz Kiefer, a public health troop, reads a wet bulb thermometer test results to Master Sgt. Mindy Patrick, a bioenvironmental engineering troop, at Bashur Airfield in northern Iraq. The test helps determine heat stress levels. Both airmen are assigned to the 86th Expeditionary Contingency Response Group's environmental medicine flight. (U.S. Air Force photo by Master Sgt. Keith Reed)