Astronauts gear up for 4th spacewalk (AP)

[riky]

Astronauts gear up for 4th spacewalk
    (AP)

 

<p>You are not allowed to view links. Register or LoginAP - The astronauts on the orbiting shuttle-station complex geared up Thursday for the fourth spacewalk of their mission, a high-profile test of a repair technique they hope they never have to use.</p><br clear="all"/>


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