A third child was wounded and remains in a critical condition in hospital.
Police Lt. Matt Murray says it appears to have been an isolated shooting and that the killer is not thought to be at large.
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A milder night and staying frost free, with outbreaks of rain and misty low cloud for the hills and higher ground.
The Government is launching a consultation on whether to move Channel 4 out of London, Culture Secretary Karen Bradley has announced.
The PM wants a simultaneous negotiation of how much we owe the EU in unpaid budget liabilities and a future trade deal with the EU.