Master Sgt. Carlos Rodriguez marshals an F-16 Fighting Falcon to its parking spot at Hickam Air Force Base, Hawaii, Sept. 6. Six F-16s and crews from the Texas Air National Guard's 149th Fighter Wing are participating in Exercise Sentry Aloha. The exercise brings dissimilar combat assets to Hickam to train with the Hawaii Air National Guard's 199th Fighter Squadron. (U.S. Air Force photo/Tech. Sgt. Shane A. Cuomo)