Homicide Squad detectives are investigating the death of a man in Kwinana Beach.
Police and St John paramedics were called to Beach Street around 6.10pm on Thursday where they found the unresponsive and injured 56-year-old man in a carpark area.
He could not be revived and died at the scene.
Police believe he may have been involved in an altercation just before his death.
A man aged in his 50s, who is believed to be known to the victim, is assisting with the investigation.
Anyone with information regarding this incident, or who has mobile phone or dash-cam vision from the area around the time of the incident, is asked to call Crime Stoppers on 1800 333 000 or report the information online at www.crimestopperswa.com.au.
Aboriginal jobs and careers expo to attract 1000 attendees in Rockingham
Firefighters attend Lakelands home after reports of thick smoke
WA Government to ban screen use for younger students as part of six-month trial
Singleton General Store shutdown over illicit tobacco, vape sales
Concerns for missing Bertram woman
Concept designs released of Safety Bay Foreshore development
McLaren driver clocked speeding at 259km/h on Forrest Highway
Man found dead inside Orelia home, one in custody
Nominations now open for Mandurah's 2027 Community Citizen of the Year Awards