NASA Administrator Michael Griffin talks with other NASA managers in the Launch Control Center at NASA's Kennedy Space Center.

NASA Administrator Michael Griffin talks with other NASA managers in the Launch Control Center prior to the launch of space shuttle Discovery on the STS-124 mission on Saturday, May 31, 2008, at NASA's Kennedy Space Center. The shuttle lifted off from Launch Pad 39A at 5:02 p.m. EDT. Photo credit: NASA/Bill Ingalls