The man accused of killing nine people at a community college in Oregon had left behind a manifesto detailing his grievances, US media report.
A heart attack appears to have caused the death of an American Airlines pilot during an overnight flight from Phoenix to Boston, his wife says.
An 11-year-old boy in the US state of Tennessee is held on suspicion of shooting dead an eight-year-old girl in a row over a puppy.
South Carolina charges a record fee for Republican presidential candidates to appear on its primary ballot, but it's not the only state that makes it hard on White House aspirants.
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