Live fire training: fire vs. firefighter
SEYMOUR JOHNSON AIR FORCE BASE, N.C. -- Senior Airman Aaron Shields sets fire to pallets and cardboard during a controlled burn here March 25, 2011. The base fire department received nearly 100 houses to practice fighting house fires. Airman Shields, 4th Civil Engineer Squadron firefighter, hails from Cedar Rapids, Iowa. (U.S. Air Force photo/Senior Airman Rae Perry) (RELEASED)