Joint operations in the Pacific
A B-2 Spirit and 16 other aircraft from the Air Force, Navy and Marine Corps fly over the USS Kitty Hawk, USS Ronald Reagan and USS Abraham Lincoln carrier strike groups in the western Pacific Ocean on Sunday, June 18, to kick off Exercise Valiant Shield 2006. The joint exercise consists of 28 naval vessels, more than 300 aircraft and approximately 20,000 servicemembers. (U.S. Navy photo/Chief Photographer's Mate Todd P. Cichonowicz)