One person has been killed and at least 14 others injured at the Cameo Nightclub in Cincinnati, Ohio, local police report. The victims of the shooting have been taken to area hospitals as police interview witnesses.

The shooting happened at about 2am local time on Sunday, WLWT report.

Update: Cameo Night Club 15 gun shot victims, 1 deceased. Homicide unit and all available resources are being utilized. Next update after 11 — Cincinnati Police (@CincyPD) March 26, 2017

Police in Cincinnati say there were “at least a couple of shooters” who opened fire on clubgoers, as cited by AP.

Security forces would not immediately report whether anyone was taken into custody over the shooting or what circumstances led to it.

All victims have been transported from the scene, more victims are arriving at local hospitals and fire stations, unknown total number pic.twitter.com/p66nOzalHs — Cincinnati News (@CinciNews) March 26, 2017

According to Assistant Police Chief Paul Neudigate, the incident was one of the largest he has worked on in his career of over 20 years in the force, the news outlet reported.

Medic units lining up to take victims from inside the club, at least one DOA on scene pic.twitter.com/IddEHPHKah — Cincinnati News (@CinciNews) March 26, 2017

He added that the Cameo Night Club has had issues in the past and that police are having some problems with gathering witness accounts.

“Many of them fled, unfortunately. Many of the witnesses fled, but everyone that we can identify is being interviewed,” he told WLWT.

Hundreds of people were in the nightclub when the incident happened, the official noted.