KENNEDY SPACE CENTER, FLA. -- In the Space Station Processing Facility, former President Jimmy Carter (center) and former First Lady Rosalyn Carter listen to an explanation of the modules in the SSPF. With them are Center Director Roy D. Bridges Jr. (right of Jimmy Carter) and Director of Payload Processing, International Space Station, Tip Talone (left of Rosalyn Carter). The former president and guests are touring KSC