U.S. Marine Corps Lance Cpl. Joseph Heron, back, a team leader with India Company, 3rd Battalion, 3rd Marine Regiment guides his team during a beach assault as part of Island Viper training exercise at Marine Corps Training Station Bellows, on Oahu HI., Dec 4, 2012.
Island Viper is a three week training evolution on the island of Oahu that is part of the pre-deployment training program. (U.S. Marine Corps photo by Lance Cpl. Kevin Jones/Released). Original public domain image from Flickr