CH 47 Delta
U.S. Army Spc. Pablo Alverez, Spc. Stephen Barlow, and Pvt. Jerry Estrada of the 412th Aviation Support Battalion, B Company, install a debris screen onto an engine of a CH 47 Delta, Ramstein Air Base, Germany, Nov. 18, 2010. The company has been on base since Nov. 9, 2010 and will stay until the job is done. (Air Force photo by Airman Kendra Alba)