Bougainville Training A Marine fires a grenade launcher during Exercise Bougainville II at Pohakuloa Training Area, Hawaii, July 19, 2020. The exercise is designed to increase combat readiness through complex and realistic live-fire training. SHARE: Download: Full Size (3.8 MB) Tags: Bougainville II, Marine Corps Credit: Marine Corps Cpl. Jacob Wilson VIRIN: 200719-M-LK264-0092A.JPG Photo Gallery