The accident was a head-on collision between two pickup trucks and an SUV at U.S. Route 30 and Wolf Road. Chopper7HD spotted the SUV turned on its side.
Fire department personnel and paramedics responded to the sceneand had to rescue a person pinned inside one of the vehicles.
The intersection was completely shut down temporarily.
Drivers in Oswego were advised to avoid the intersection while authorities continued to work the crash scene.