SCHRIEVER AIR FORCE BASE, Colo. – Second Lt. Kelley McCaa, 2nd Space Operations Squadron satellite vehicle operator, and Airman 1st Class John Garcia, 2nd SOPS satellite systems operator, set satellite vehicle number-74, the first iteration of GPS Block III vehicles, as healthy and active to users Jan. 13, 2020, Schriever Air Force Base, Colorado,. Setting the vehicle healthy and active makes the satellite available for use by military and civilian GPS users around the world for agriculture, banking and navigation. (U.S. Air Force photo by Staff Sgt. Matthew Coleman-Foster)