SCHRIEVER AIR FORCE BASE, Colo. (AFNS) — Officials at the 50th Space Wing accepted two Global Positioning System ground system upgrades during a ceremony here April 14.

The ceremony signified a group effort between wing, Air Force Space Command and the Space and Missile Systems Center officials and their continued commitment to improve and maintain the current GPS Operational Control Segment leading up to the next generation ground segment set to be deployed in 2015.