TODAY   |  December 18, 2013

NASA orders spacewalks to fix space station

At the height of holiday season, NASA has ordered a series of emergency spacewalks to fix a broken cooling line at the International Space Station. Two American astronauts on the space station are scheduled for the walk.

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>>> nasa ordered up a series of emergency space walks to fix a broken cooling line at the international space station . it's a big job requiring to replace a bad valve. two american astronauts are scheduled to walk as soon as saturday to fix the problem.