CALLING IN Air Force Senior Airman Thomas Vamvakos, foreground, prepares to call in air support during evening operations on a gunnery range as part of Operation Northern Strike 2014 in Grayling, Mich., Aug. 13, 2014. Vamvakos is a tactical air control party specialist assigned to the 169th Air Support Operations Squadron. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 520747-I-ZAJ54-578.jpg Photo Gallery