Second Discovery Spacewalk Foreshadows Success

By Mark Carreau

HOUSTON — Discovery astronauts Steve Bowen and Al Drew safely vented a failed thermal control system pump and whipped through a list of maintenance tasks outside the International Space Station on March 2, foreshadowing a successful final mission for NASA’s fleet leader.

The 6-hr., 14-min. spacewalk was the second and final excursion planned during Discovery’s 12-day assembly ...

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