CHICAGO (CBS)– Six people were shot inside a building believed to be a private club in the South Shore area just before 4 a.m. Sunday.

Chicago police said the incident happened in the 2900 block of East 79th Street.

The two initial victims, a 24-year-old woman and 26-year-old man, were taken to the University of Chicago Medical Center. Officials said both are in stable condition.

Four more victims, a woman and three men ranging in age from 25 to 31 years old, arrived at Jackson Park Hospital and Providence Hospital in good condition.

Police are investigating what led to the shooting and said at least one victim is not cooperating with their investigation.

Police have not released any information about a possible suspect. At this time no one is in custody.