NASA hopes to land space shuttle on Sunday

NASA managers have cleared space shuttle Endeavour to return to Earth on Sunday; now all they need is for the weather to cooperate.

Endeavour's seven astronauts hoped to end their space station delivery and repair mission at the Kennedy Space Center in Florida, where their families were waiting. But Sunday morning, Mission Control informed the crew that dangerously high wind and possible thunderstorms were expected, not to mention moderate turbulence.

Good weather was predicted for the backup landing site in Southern California, Edwards Air Force Base. "It looks real nice out there," Mission Control radioed.

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