New threats to the homeland bring new risks and response needs. U.S. Air Force firefighters with the 51st Civil Engineer Squadron walk up a flight of stairs during a 9/11 memorial stair climb at Osan ...

“The 51st Civil Engineering Squadron is currently working to flush the water lines to ensure there is no further contamination. After the water lines are flushed, an additional certification ...

Firefighters from the 51st Civil Engineer Squadron assist each other in donning their protective equipment at Osan Air Base, Republic of Korea, on March 26, U.S. and Republic of Korea Air Force ...