Five spacewalks are planned during space shuttle Discovery's STS-120 assembly mission to the International Space Station, with tasks including installation of the new Harmony module, relocation of the Port 6 solar array truss and testing shuttle tile repair materials. Dina Contella, STS-120 lead spacewalk officer, previews the EVAs in this briefing.
Source: NASA TV (4 min 33 sec EVA 3 summary file)
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