This photo made from NASA TV shows shuttle astronaut Michael Foreman, free floating at left working outside the international space station as he and astronaut Richard Linnehan work on putting together Dextre, the final element of the station’s Mobile Servicing System which is designed for station maintenance and service on Saturday March 15, 2008. The robot's hands were attached to its 11-foot arms during the first spacewalk of Endeavour's space station trip. This time, astronauts aimed to connect the arms to the shoulders. The Canadian-built Dextre, which cost more than $200 million and was flown up on Endeavour. The hope is that the robot eventually will take over some of the more punishing chores, like lugging around big replacement parts. (AP Photo/NASA)

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