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Could The International Space Station Be Abandoned?

The International Space Station, which has been constantly manned since 2000, may have to be abandoned later this year following the launch failure of a Russian rocket last week. Until the problem with that rocket is resolved, there will be no way to get astronauts to the station. Robert Siegel speaks with Dr. Leroy Chiao, a former NASA astronaut, about what that would mean to the station — and the six astronauts currently on board.