Two people were taken to hospital and one man arrested following a two-car collision in Werribee on Monday.
It is understood a white Volkswagen lost control when it collided with a white Mazda on the Princes Highway about 12.40pm on April 8.
Police were told the Mazda went into a ditch and the VW hit a power pole and landed on its roof.
The driver of the Mazda was taken to hospital with non-life-threatening injuries.
The driver of the VW was arrested at the scene and taken to hospital with non-life-threatening injuries.
He is currently assisting police with their investigation which remains ongoing.
Contact Crime Stoppers on 1800 333 000 or www.crimestoppersvic.com.au.