POHAKULOA TRAINING AREA, Hawaii – Marines with Bravo Battery, 1st Battalion, 12th Marine Regiment’s “Black Sheep,” prepare their M777 Lightweight Towed Howitzer for a direct fire training exercise as part of Lava Viper 17.1, a staple in the battalion’s pre-deployment training on Oct. 16, 2016, at Range 13 aboard Pohakuloa Training Area, Hawaii. Lava Viper Provides the Hawaii-based Marines with an opportunity to conduct various movements, live-fire and tactical, integrating combined arms exercises. (U.S. Marine Corps photo by Lance Cpl. Jesus Sepulveda Torres) - POHAKULOA TRAINING AREA, Hawaii – Marines with Bravo Battery, 1st Battalion, 12th Marine Regiment’s “Black Sheep,” prepare their M777 Lightweight Towed Howitzer for a direct fire training exercise as part of Lava Viper 17.1, a staple in the battalion’s pre-deployment training on Oct. 16, 2016, at Range 13 aboard Pohakuloa Training Area, Hawaii. Lava Viper Provides the Hawaii-based Marines with an opportunity to conduct various movements, live-fire and tactical, integrating combined arms exercises. (U.S. Marine Corps photo by Lance Cpl. Jesus Sepulveda Torres)