A man has handed himself into police following an alleged hit and run collision involving a pedestrian in Williamstown this morning.
A 27-year-old Moonee Ponds man was jogging southbound on Douglas Parade when the collision occurred about 6.10am.
The driver allegedly failed to stop at the scene and the man was assisted by a nearby walker who contacted emergency services.
He was taken to hospital with serious injuries.
A 21-year-old Williamstown man has since presented to a police station and is assisting investigators with their enquiries.
Police are appealing for anyone who witnessed the incident, has dashcam footage or any other information that could assist investigators with their enquiries to contact Crime Stoppers on 18000 333 000 or submit a confidential report at www.crimestoppersvic.com.au