SPACE-SHUTTLE/

Crewmembers of the space shuttle Discovery (L-R) Robert Curbeam, Joan Higginbotham, Mission Commander Mark Polansky, Pilot William Oefelein and Christer Fuglesang of Sweden attend a news conference, on the tarmac at the Shuttle Landing Facility at the Kennedy Space Center in Cape Canaveral, Florida, December 22, 2006. The crew of seven astronauts returns from a mission to the International Space REUTERS/John Raoux /Pool (UNITED STATES)