At least 12 fans and one driver have been injured after a crash at the Daytona Speedway, when car debris flew into the crowd near the end of the Nationwide NASCAR race.
A hospital official at Halifax Health Medical Center in Daytona Beach, Florida has told the Daytona News Journal that 11 spectators were being treated in the emergency room, with two of them critically injured.
More top news
The term 'photobomb' has been named the Word of the Year 2014 by lexicographers at Collins English Dictionary.
A Swiss supermarket has apologised for its "unforgivable blunder" after selling coffee cream with pictures of Hitler and Mussolini on.
The Tonight programme looks at government efforts to improve our general wellbeing, and offers tips on how we can all boost our happiness.