Breathe easy: Firefighters train on SCBA to ensure own, others lives kept safe
U.S. Air Force Airman 1st Class Christopher Gaulin, left, 100th Civil Engineer Squadron Fire Department firefighter from Hudson, Mass., checks the oxygen monitor on the self-contained breathing apparatus of Watch Manager Adrian Delaney, 100th CES Fire Department firefighter from Elmswell, Suffolk, April 14, 2014, during SCBA training on RAF Mildenhall, England. To comply with safety regulations, RAF Mildenhall's firefighters perform annual respiratory protection training, which ensures their SCBA equipment is constantly working and ready to go, and they know signs to look for when their oxygen is getting low. (U.S. Air Force photo by Karen Abeyasekere/Released)