Local media is reporting two suspicious packages have been identified near to the finish line of the Boston Marathon, prompting evacuations.
A memorial service has been taking place to mark the first anniversary of the bombings.
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The mother of "bucket list" cancer patient Stephen Sutton has said signs of her son's illness were "ignored".
Boxing champion and occasional actor Mike Tyson has been praised for coming to the aid of a motorcyclist injured in a crash in Las Vegas.
A website is threatening the release of hacked nude pictures of Emma Watson, reportedly in response to her speech on gender equality.