Tech. Sgt. Heather Devine conducts post-helmet inspection
NELLIS AIR FORCE BASE, Nev. -- Tech. Sgt. Heather Devine, 926th Group, conducts a post-flight helmet inspection here April 6. Sergeant Devine is a reservist integrated into the active duty's 57th Adversary Tactics Support Squadron here, maintaining aircrew flight equipment for F-15 and F-16 Aggressor pilots. (U.S. Air Force photo/Capt. Jessica Martin)