Airman 1st Class Chad Ferguson works on an engine nacelle of an A-10 Thunderbolt II. Airman 1st Class Chad Ferguson works on an engine nacelle of an A-10 Thunderbolt II as part of his maintenance work with the 110th Fighter Wing at the Alpena Combat Readiness Training Center on July 22, 2005. The 110th Fighter Wing, which is based in Battle Creek, Mich., is undergoing an Operational Readiness Inspection. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 868407-Q-ZKS28-756.jpg Photo Gallery