The Expedition Three crew clasp hands in a show of unity before they depart KSC for Houston. From left to right are Commander Frank Culbertson and cosmonauts Vladimir Dezhurov and Mikhail Tyurin. The three returned to Earth as passengers aboard the orbiter Endeavour, which landed at KSC at 12:55 p.m. EST (17:55 GMT) Dec. 17, 2001, after completing mission STS-108. Expedition 3 had spent 129 days on the International Space Station. The landing is the 57th at KSC in the history of the program STS-108 was the 12th mission to the Space Station. This mission was the 107th flight in the Shuttle program and the 17th flight for the orbiter