Spacewalk to be done with safety helmets, snorkels and absorbent pad

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Spacewalk to be done with safety helmets, snorkels and absorbent pad

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Spacewalk to be done with safety helmets, snorkels and absorbent pad

by CBSTV Videos 0:27 mins

Spacewalk to be done with safety helmets, snorkels and absorbent pad

by CBSTV Videos 0:27 mins

NASA astronauts will perform the first of three spacewalks Saturday to replace a broken cooling pump on the International Space Station. To try to prevent astronauts from drowning, they will use special helmets fitted with snorkels. Jeff Glor reports.

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