Col. Michael Hough, 30th Space Wing commander, tightens the straps on his respirator during a fire training exercise with the 30th Civil Engineer Squadron Fire Department March 21, 2019, at Vandenberg Air Force Base, Calif. Hough embedded with the 30th CES during an exercise to see firsthand what his Airmen do each and every day. (U.S. Air Force photo by Senior Airman Clayton Wear)