A combined exercise

U.S. Marines with 2nd Platoon, Lima Company, 3rd Battalion, 5th Marine Regiment perform maneuver-at-speed reloads at Marine Corps Base Twentynine Palms, Calif., July 7, 2010, during training exercise Enhanced Mojave Viper. Mojave Viper is a combined exercise aimed at preparing Marines for deployment to Afghanistan. (DoD photo by Lance Cpl. Dexter S. Saulisbury, U.S. Marine Corps/Released)