U.S. Marine Cpl. Josh Strelow, a rifleman with 3rd

U.S. Marine Cpl. Josh Strelow, a rifleman with 3rd Battalion, 3rd Marine Regiment and native of Tempe, Ariz., waits to begin a patrol during the Advanced Warfighting Experiment held at the Kahuku Training Area on the island of Oahu, July 11, 2014. There are multiple technologies being tested during RIMPAC, the largest maritime exercise in the Pacific region. This year's RIMPAC features 22 countries and around 25,000 people. (U.S. Marine Corps photo by Sgt. William L. Holdaway)