RAPCON
Master Sgt. Joseph Menendez, 51st Operation Support Squadron air traffic controller, speaks with Seventh Air Force Command Chief Master Sgt. Anthony Johnson at the base radar approach control center during the chief’s 51st Operation Group immersion at Osan Air Base, Republic of Korea, Jan. 8, 2016. In addition to visiting the RAPCON, Johnson toured the air traffic control tower, 51st OSS Survival, Escape, Resistance and Evasion building and weapons standardization building. (U.S. Air Force photo/Airman 1st Class Dillian Bamman)