Five people were being treated at a hospital overnight after a shooting in Aurora, Colorado, according to authorities.

All five victims were expected to survive, police wrote on Twitter. The shooting was "possibly connected to a large party," a police post read.

No arrests were immediately reported. It was unclear how many suspects were linked to the case, police wrote in a Twitter message.

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The shooting occurred in the area of East Colfax Avenue and Dayton Street, according to police. A heavy police presence was in the area, the department wrote.

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Aurora is about 15 miles east of Denver.