Cover of Darkness A soldier fires an M17 pistol under cover of darkness during Operation PIKO at Pōhakuloa Training Area, Hawaii, Jan. 29, 2025. The operation serves as an annual gunnery exercise where soldiers qualify on individual and crew-served weapons in day and night conditions. SHARE: Download: Full Size (0.75 MB) Tags: Army Credit: Army Sgt. Jared Simmons VIRIN: 250129-A-PF227-8772E.JPG Photo Gallery