Story highlights NEW: Police believe "multiple shooters" involved

Police believe "multiple shooters" involved NEW: The club has police officers for extra security

The club has police officers for extra security Police official describes it as a "chaotic crime scene"

(CNN) — One person was killed and 14 others injured when gunfire broke out at a nightclub in Cincinnati early Sunday, police said.

The shooting occurred at Cameo Night Club just after 1 a.m. ET, CNN affiliate WLWT reported.

Several people are undergoing surgery, Cincinnati Police Sgt. Eric Franz told CNN. Police do not have any suspects in custody, but are interviewing witnesses.

Police believe "multiple shooters" were involved, Franz said.

While the motive is unclear, there's no reason to suspect terrorism at this point, he said.

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