RAMSTEIN AIR BASE, Germany — Air Force Master Sgt. Howard Teesdale, 86th Operation Support Squadrons, explains to visitors from local air sport clubs how the Ground Controlled Approach (GCA) wor

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RAMSTEIN AIR BASE, Germany — Air Force Master Sgt. Howard Teesdale, 86th Operation Support Squadrons, explains to visitors from local air sport clubs how the Ground Controlled Approach (GCA) works on Jan. 16. The local nationals were visiting to discuss issues with air traffic in the Rheinland-Pfalz area. (Department of Defense photo by Air Force Airman 1st Class Amber Bressler)