Police have released two suspect images from a shooting in downtown St.Catharines.

The first suspect is a black man, unknown age, wearing a dark long sleeve shirt, lighter colored pants and dark running shoes.

The second suspect is also a black maan, in his 20's wearing a blue "North Face" jacket with black shoulders, dark pants and dark shoes.

The suspects should be considered armed and dangerous; and should not be approached.

If anyone recognizes the suspects, they are asked to contact police immediatly or CrimeStoppers.

The shooting, in the area of St.Paul Street near William Street, sent four men and two women to hospital.

Two of the victims are being treated in an out-of-region hospital with serious injuries.

Police say “out of an abundance of caution, as the suspects remain outstanding, further information regarding the victims is not being released at this time.”

Detectives believe there was a dispute which resulted in an exchange of gunfire between the two suspects.

At this time the relationship between the victims and the alleged shooters is unknown.

Detectives do not believe this was a random attack.

Hundreds of potential witnesses were in the area at the time of the shooting.

Detectives are asking anyone who may have witnessed this incident, or have cellphone video footage of the incident to contact police at (905) 688-4111, dial option 3, Badge #9451 or Jordan.Atkinson@niagarapolice.ca