Staff Sgt. Adam Mercer, 2nd Civil Engineer Squadron, drags a training dummy on Barksdale Air Force Base, La., June 13, 2013. Mercer completed his annual self contained breathing apparatus certification and firefighter fitness test. (U.S. Air Force photo/Senior Airman Micaiah Anthony)
Staff Sgt. Adam Mercer and Airman 1st Class Clifton Watkins, 2nd Civil Engineer Squadron, carry a training dummy on a stretcher on Barksdale Air Force Base, La., June 13, 2013. Mercer and Watkins completed their annual self contained breathing apparatus certification and firefighter fitness test. (U.S. Air Force photo/Senior Airman Micaiah Anthony)
Airman 1st Class Clifton Watkins, 2nd Civil Engineer Squadron, uses a hammer to hit a sled on Barksdale Air Force Base, La., June 13, 2013. Hammering the sled is a training exercise used to simulate ventilation techniques. (U.S. Air Force photo/Senior Airman Micaiah Anthony)
Airman 1st Class Clifton Watkins, 2nd Civil Engineer Squadron, pulls a hose on Barksdale Air Force Base, La., June 13, 2013. Watkins completed his annual self contained breathing apparatus certification and firefighter fitness test. (U.S. Air Force photo/Senior Airman Micaiah Anthony)
Airman 1st Class Clifton Watkins, 2nd Civil Engineer Squadron, pulls a charged fire hose on Barksdale Air Force Base, La., June 13, 2013. Watkins completed his annual self contained breathing apparatus certification and firefighter fitness test. (U.S. Air Force photo/Senior Airman Micaiah Anthony)
Staff Sgt. Adam Mercer, 2nd Civil Engineer Squadron, climbs a ladder as a part of his annual self contained breathing apparatus certification on Barksdale Air Force Base, La., June 13, 2013. The SCBA certification tests firefighters on proper breathing techniques. (U.S. Air Force photo/Senior Airman Micaiah Anthony)
Children watch as Airman 1st Class Sebastian Paz, 2nd Civil Engineer Squadron, climbs a firetruck ladder on Barksdale Air Force Base, La., June 13, 2013. The ladder is capable of extending up to 75 feet. (U.S. Air Force photo/Senior Airman Micaiah Anthony)