The shooting was reported just before 3 a.m. outside of a nightclub in the 2100 block of McCallie .
The first 911 call came from Mary’s Bar and Grill in downtown Chattanooga at 2:37 a.m. Another was made a minute later from one block west, records show.
Chattanooga Police Chief Celeste Murphy says the shooting left 14 victims shot and 3 victims were hit by vehicle attempting to leave the scene.
Two of the fatalities were by gunshot wounds, one was killed by car.
Several of the victims remain in critical condition at this time.
16 adults and 1 juvenile were involved in the incident.
Police are still unsure of the details on what happened, however they believe it to be an isolated incident.
Chief Murphy says Riverbend security will not be affected.
McCallie Ave. will be blocked off for several more hours as police continue the the investigation.
Police say they can't confirm how many shooters they are searching for, although they do believe it to be multiple.
Anyone with information on this shooting should contact homicide investigators.