SPACE SHUTTLE ATLANTIS STS-115 LAUNCHES

Bill Gerstenmaier, associate administrator for Space Operations, participates in a NASA briefing to discuss the successful launch of Space Shuttle Atlantis at Kennedy Space Center in Florida on September 6, 2006. Atlantis' mission STS-115, a construction mission to the International Space Station, finally launched on the sixth attempt. (UPI Photo/Roger L. Wollenberg)