Target Tactics Marine Corps Cpl. Ross Roby, right, engages targets while conducting an offensive air support exercise during a weapons and tactics instructor course at Chocolate Mountain Aerial Gunnery Range, Calif., Sept. 30, 2019. SHARE: Download: Full Size (5.57 MB) Tags: marine corps Credit: Marine Corps Cpl. Lauren Brune VIRIN: 190930-M-LP762-0467.JPG Photo Gallery