NASA Shuttle Launch Director Michael Leinbach talks with other members of teh launch team as they monitor the launch countdown from Firing Room Four of the Launch Control Center (LCC) at NASA's Kennedy Space Center on Friday, July 8, 2011, in Cape Canaveral, Fla. The launch of Atlantis, STS-135, is the final flight of the shuttle program, a 12-day mission to the International Space Station. Photo Credit: (NASA/Bill Ingalls)