An A-10 Thunderbolt Crew Chief, 81St Fighter Squadron, Spangdahlem Air Base, Germany, Does A Pre-Flight Check On An A-10 Before It Flys Missions Against Targets In Yugoslavia On March 27, 1999. Members Of The 81St Fighter Squadron Are Deployed To Aviano Air Base, Italy, Supporting Nato Operation Allied Force. (  (Photo By Usaf/Getty Images)