Multiple people were shot at a New Hampshire country club Saturday night after a gunman opened fire, police said.

The extent of injuries after the shooting at Sky Meadow Country Club was not immediately clear. A person believed to be the shooter was taken into custody, the Nashua Police Department said.

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Police in nearby Tyngsborough, Massachusetts said in a statement the shooting was declared a "mass casualty incident."

The Nashua department initially said two shooters were involved but later said that, after reviewing security video, only one person appeared to have opened fire.

"The scene is still an active investigation but there is no further danger to the public," the department said.

Sky Meadow Country Clu

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