Webster Police Chief Gerald L. Pickering from New York State commenting on a gunman who killed two firefighters as they tackled a fire, said that it appeared that the gunman had "set a trap" for them.
He added that the gunman had died from a gunshot wound.
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Philip Hammond has dismissed concerns that abolishing stamp duty for first-time buyers will push up house prices.
Elsewhere it will be largely sunny, though with gusty winds at times, and a few showers likely in places.
Heavy rain has caused widespread flooding and travel disruption across north west England and North Wales.