Viper Voice Marine Corps Pfc. Tevin J. Poulson yells to squad members during Island Viper at Marine Corps Base Hawaii, Sept. 28, 2016. During the annual predeployment training event, Marines practice clearing buildings, patrolling through simulated villages, completing obstacles and traversing through an improvised explosive device course. Marine Corps photo by Cpl. Aaron S. Patterson SHARE IMAGE: Download Image: Full Size (0.97 MB) Tags: training, MARINE CORPS, MARINES Photo By: Cpl. Aaron Patterson VIRIN: 160928-M-QH615-312A.JPG Photo Gallery