STS-100 MCC Launch Activities. NASA public domain image colelction.

JSC2001-E-12141 (19 April 2001) --- William M. (Bill) Foster, one of the Ground Controllers (GC) for ascent in the flight control room in the Johnson Space Center's Mission Control Center (MCC), discusses a data communications issue with Flight Director LeRoy Cain (not shown) over the voice loops. He is standing in front of the Mechanical (MMACS) console, which is directly behind the GC console, as he faces the rear of the room to talk with Flight.