Lance Cpl. Jorge Briseno (left), 19, a wireman with 3rd Battalion, 3rd Marine Regiment, and a San Diego native, and Lance Cpl. Xavier Hall (right), 21, a calibrations noncommissioned officer with 3rd Bn., 3rd Marines, and Shelbyville, Ky., native, pose for a photo holding their birthday cake during training exercise Lava Viper, one of the staples of their pre-deployment training, aboard Pohakuloa Training Area, Hawaii, Oct. 22, 2015. Lava Viper provides the Hawaii-based Marines with an opportunity to conduct various movements, live-fire and tactical training before departing for Integrated Training Exercise aboard Marine Air-Ground Combat Center Twentynine Palms, Calif., where the battalion will train and be evaluated as a whole. "Trinity" strives to fight and win on both the tactical and ethical battlefield, always cultivating the values of honor, courage, and commitment, ultimately producing morally guided citizens whose obligations and responsibilities supersede rights and privileges. (U.S. Marine Corps photo by Lance Cpl. Harley Thomas) - Lance Cpl. Jorge Briseno (left), 19, a wireman with 3rd Battalion, 3rd Marine Regiment, and a San Diego native, and Lance Cpl. Xavier Hall (right), 21, a calibrations noncommissioned officer with 3rd Bn., 3rd Marines, and Shelbyville, Ky., native, pose for a photo holding their birthday cake during training exercise Lava Viper, one of the staples of their pre-deployment training, aboard Pohakuloa Training Area, Hawaii, Oct. 22, 2015. Lava Viper provides the Hawaii-based Marines with an opportunity to conduct various movements, live-fire and tactical training before departing for Integrated Training Exercise aboard Marine Air-Ground Combat Center Twentynine Palms, Calif., where the battalion will train and be evaluated as a whole. "Trinity" strives to fight and win on both the tactical and ethical battlefield, always cultivating the values of honor, courage, and commitment, ultimately producing morally guided citizens whose obligations and responsibilities supersede rights and privileges. (U.S. Marine Corps photo by Lance Cpl. Harley Thomas)