A U.S. Air Force B-52 Stratofortress aircraft from

A U.S. Air Force B-52 Stratofortress aircraft from the 20th Expeditionary Bomb Squadron leads a formations of two F-16 Fighting Falcon aircraft assigned to the 18th Aggressor Squadron, an F-16CJ Fighting Falcon from Misawa, Japan, an F-15J Eagle from Chitose Japan, two Japanese Air Self-Defense Force F-2 attack fighters from the 6th Tactical Fighter Squadron, two U.S. Navy EA-6B Prowler aircraft from the Electronic Attack Squadron, an U.S. Navy E-2C Hawkeye and a Japanese E-2C Hawkeye aircraft on a flight over Guam during exercise Cope North Feb. 21. The U.S. Air Force and Japanese Air Self-Defense Force conduct Cope North annually at Andersen Air Force Base, Guam to increase combat readiness and interoperability concentrating on coordination and evaluation of air tactics, techniques and procedures. (U.S. Air Force photo by Staff Sgt. Angelita M. Lawrence)