Lance Corporal John Roan, center, a squad leader with E Company, 2nd Battalion, 2nd Marine Regiment gets carried away from the simulated improvised explosive device blast by another Marine and Navy Corpsman while conducting counter-IED training during Integrated Training Exercise 1-16 at Marine Air Ground Combat Center, Twentynine Palms, Calif., Oct. 29, 2015. Marines at ITX demonstrate core infantry mission essential tasks while conducting offensive and defensive operations. - Lance Corporal John Roan, center, a squad leader with E Company, 2nd Battalion, 2nd Marine Regiment gets carried away from the simulated improvised explosive device blast by another Marine and Navy Corpsman while conducting counter-IED training during Integrated Training Exercise 1-16 at Marine Air Ground Combat Center, Twentynine Palms, Calif., Oct. 29, 2015. Marines at ITX demonstrate core infantry mission essential tasks while conducting offensive and defensive operations.