By Ewen McRae
The homicide squad is investigating after a man was found unconscious in Sunshine West on Monday morning.
The 34-year-old man was located by police on Talintyre Road shortly after 1.10am and transported to hospital, where he remains in a critical condition.
The circumstances surrounding the incident are yet to be determined, but it is being treated as suspicious.
A man aged in his 30s is assisting police with their inquiries.
Anyone with information regarding the incident is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report at www.crimestoppersvic.com.au