The hatches are closed, and the weather outlook has improved from 80% to 100%. NASA reports:

Technicians Latch Hatch

Image: A Kennedy technician secures Commander Lee Archambault into his seat on space shuttle Discovery. Photo credit: NASA TV
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Live webcast from KSC and SpaceVidcast. Preflight pics are up at the JSC Gallery and Orlando Sentinel. More preflight pics and video at KSC. Discussion here. Check the links at right for play-by-play and NASA TV.