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US shooting: 'We'll leave no stone unturned', say police

14 December 2012 Last updated at 23:32 GMT

Twenty children and six adults have been killed in a shooting attack at a primary school in the US state of Connecticut, police say.

Connecticut State Police spokesman Lieutenant J. Paul Vance said the gunman was also dead but would not identify the gunman at this time.

Lieutenant Vance said one person who suffered an injury has survived the attack.