Police are investigating after a man died in a Melbourne hospital early this morning.

A 20-year-old Tarneit man presented at Sunshine Hospital on Furlong Road, St Albans, with serious injuries at about 2.45am.

He died a short time later.

The exact circumstances of his death are unknown, but police are treating it as suspicious and currently believe it was a targeted attack.

Anybody with information is urged to contact Crime Stoppers on 1800 333 000 or online.

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