Lake Forest Fire Department were dispatched at around 12:48 PM to Rt 41 South of Rt 60 in Lake Forest. Ambulance 421, Engine 422, and Battalion 42 were due.

Ambulance 421 reported 2 vehicles involved, switching to Red Fireground. It was reported by the caller there was a subject complaining of knee pain. Ambulance 421 returned Engine 421 at around 12:53 PM.