A possible motive for the shooting remains under investigation, but authorities have said it appears to be gang-related.

Within minutes, officers arrived at 903 Franklin Avenue, finding that nine men and three women, ranging in age from 19 to 61, had been shot. Three men died. One man, 19, was pronounced dead at the scene. Two other men, 27 and 35, were critically wounded and succumbed to their injuries at the hospital.

The three people killed were all men who lived in New York City, and NYPD officials said two of them fired shots during the incident.

A shooting inside a Crown Heights nightclub early Sunday morning left three people dead and nine others injured, according to the NYPD.

A mass shooting overnight at a club in Brooklyn left three people dead and another nine wounded, police officials and the mayor said Sunday morning.

The Sunday morning shootout at Taste of the City Lounge in Crown Heights happened after a gang-related dispute, the police said.

Crown Heights activists blame 'Zionist White supremacists' for car collision death 34 years ago, raising fears of renewed racial turmoil in neighborhood