U.S. Marines with Charlie Company, 1st Battalion, 3rd

U.S. Marines with Charlie Company, 1st Battalion, 3rd Marine Regiment (1/3), react to an Improvised Explosive Device (IED) during operation Island Viper aboard Marine Corps Training Area Bellows, Sept. 27, 2016. Marines wrap up their final week of Exercise Island Viper, an annual pre-deployment training event preparing Marines for a larger exercise in the Pacific Region. During Exercise Island Viper, the Marines practiced clearing buildings, patrolling through simulated villages, completed obstacles on the Leadership Reaction Course and traversing through an Improvised Explosive Device course. (U.S. Marine Corps Photo by Cpl. Aaron S. Patterson)