Airmen erect an antenna while testing the tactical air control party close air support system at Joint Base Elmendorf-Richardson, Alaska, Nov. 28, 2017. The airmen are tactical air control party specialists assigned to the 3rd Air Support Operations Squadron. The TACP-CASS enhances airmen’s ability to communicate with and track ground and air assets on today’s modern and fluid battlefield. Air Force photo by Justin Connaher