U.S. Air Force Airmen from the 18th Civil Engineering Squadron and U.S. Navy Sailors from the Naval Mobile Construction Battalion 5 place a new antenna on the Very High Frequency Omnidirectional Range Tactical Air Control system at Kadena Air Base, Japan, Oct. 15, 2021. The VORTAC consists of two beacons that provide navigational aid to civil and military aircraft. (U.S. Air Force photo by Airman 1st Class Moses Taylor)