According to police, four men beat up a male and displayed a handgun early Wednesday morning.
The suspects took off in a dark colored Cadillac.
A short time later, officers saw a vehicle matching the above description driving over the Ray Nitschke Bridge.
The vehicle was pulled over in the 300 block of North Broadway Street, and the four males inside were arrested.
A handgun was found under the driver's seat of the vehicle.
The suspects admitted to their involvement in the incident.
The circumstances surrounding this incident are still under investigation.