A gunman killed four people and injured over a dozen more, three critically, in a drive-by shooting in Chicago on Wednesday night.

According to preliminary information from police, a vehicle stopped by and fired into a crowd gathered inside and outside a nightclub at around 11 p.m. before speeding away. The dead include two men, ages 24 and 25, and two women, CBS News Chicago reported. The wounded consisted of 11 women and three men, aged 21 to 32 years old.