Major Collision Investigation Unit detectives are investigating a serious collision in Mansfield on 29 December.
It is understood a Hyundai sedan and a Nissan Navara collided at the intersection of the Midland Highway and Dead Horse Lane about 7.45pm.
The male driver of the Hyundai was airlifted to hospital with serious injuries.
The female passenger of the Hyundai was airlifted to hospital with life-threatening injuries.
The male driver of the Nissan was transported to hospital by road with non-life-threatening injuries.
The exact circumstances surrounding the collision are yet to be determined.
Detectives are keen to speak with anyone who witnessed the collision or with CCTV/dash cam footage.
Anyone who witnessed the incident, with dashcam/CCTV footage or information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au
