NATO partners conduct close air support exercise Air Force Airman 1st Class Diante Cooper, a 19th Air Support Operations Squadron Tactical Air Control Party specialist, watches and communicates with an A-10C Thunderbolt II during a joint close air support exercise at Camp Grayling, Mich., April 13, 2017. Air Force photo by Airman 1st Class Daniel Snider SHARE IMAGE: Download Image: Full Size (0.44 MB) Photo By: Airman 1st Class Daniel Snider VIRIN: 170413-F-EJ242-1077.JPG Photo Gallery