The USS O'Kane enters the harbor in Homer, Alaska, Sunday, June 4, 2006. The destroyer was participating in Exercise Northern Edge 2006. The joint training exercise, which runs from June 5 to 16 and is hosted by Alaskan Command, is one of a series of U.S. Pacific Command exercises that prepare joint forces to respond to crises in the Asian Pacific region. (U.S. Air Force photo/Senior Airman Garrett Hothan)