STS-123 Endeavour (March 11 to March 26, 2008) was a night launch/landing and the 25th International Space Station assembly mission.  Endeavour’s crew delivered the first component of the Japan Aerospace Exploration Agency (JAXA) Kibo Laboratory and the final element of the station’s Mobile Servicing System, the Canadian-built Special Purpose Dexterous Manipulator, known as Dextre.  Colonel Behnken served a flight deck Mission Specialist for ascent and entry, performed three spacewalks, and operated both the station robotic arm and the Dextre robot.  The mission was accomplished in 250 orbits of the Earth, traveling 6,577,857 statute miles in 15 days, 18 hours, 10 minutes and 54 seconds.