Coming up, an Iraqi general's death calls into question US military interrogation tactics.

NPR: Shuttle Spacewalk Repair Mission a Success

With Black Friday shopping coming up after Thanksgiving, retailers in general could be in focus.

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Understanding mild cognitive impairment is important in coming up with better treatments for dementia in general, because the brain hasn't deteriorated as much as in Alzheimer's, so it may not be too late to intervene, experts say.

CNN: Alzheimer's: Early detection, risk factors are crucial