History Quiz - week of April 9

SCHRIEVER AIR FORCE BASE, Colo. -- Last week's answer:
Which of the Air Force Satellite Control Network's remote tracking stations was the first to be built as an upgraded Automated Remote Tracking Station?  Both the Colorado Tracking Station and the Diego Garcia Station were built as Automated Remote Tracking Stations with the Colorado Tracking Station completed first in 1988.

This week's question:
The Joint National Test Facility was one of the first organizations to take advantage of opportunity at the new Schriever Air Force Base.  In what year did the JNTF open at Schriever?

Responses to the quiz questions can be emailed to 50 SW/HO at 50swhoworkflow@us.af.mil