Emergency crews are responding to a multi-vehicle crash at Northwest Expressway, just west of County Line Road.

Jim Gardner & Bob Mills SkyNews 9 was flying over the scene and reported there were three cars involved in this accident.

Two EMSA units were on scene and transported two victims to a local hospital, including one person who had to be extricated from a vehicle.

At this time, the cause of the crash has not been determined. And the names of those involved have not been released.

This is a developing story. Stay with News 9 for updates.