Three people have died and another is in hospital following what is believed to have been a shooting at a home in the US city of Denver, police said.
Local media reports said at least two of the casualties were children and that there was a large police presence on the 4900 block of North Pearl Street in the city centre.Police said the bodies were found just before 7am local time (2pm GMT) today.
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Several of victims had life-threatening injuries, police said.