Airmen 1st Class William Jackson and Adam Houff adjust an HH-60 Pave Hawk helicopter trim tab. U.S. Air Force Airmen 1st Class William Jackson (left) and Adam Houff adjust an HH-60 Pave Hawk helicopter trim tab at the Utah National Guard Training Center on Nov. 9, 2007. Jackson and Houff, both of 763rd Aircraft Maintenance Squadron, Nellis Air Force Base, Nev., are deployed to Camp Williams, Utah, for a Combat Search and Rescue Integration Exercise. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 570601-C-NPW37-399.jpg Photo Gallery