F-15 Eagles from Oregon and Florida, and A-10 Thunderbolts and F-16 Fighting Falcons from Arizona line the flight line at Joint Base Pearl Harbor-Hickam, Hawaii, March 4, 2015. The aircraft are participating in the Hawaii Air National Guard's Sentry Aloha fighter exercise. Sentry Aloha's mission is to provide the ANG, Air Force and DOD counterparts with multifaceted, realistic and integrated training to equip the warfighter with the skillsets necessary to fly, fight and win. (U.S. Air National Guard photo by Senior Airman Orlando Corpuz)