UPDATE:
MAJOR Crash officers are investigating a fatal crash which claimed the life of a 57-year-old man.
The man was a passenger in a Isuzu truck being driving along the Eyre Highway at around 3.50am today.
The truck, which was being driven by a 38-year-old man, was carrying a trailer and for unknown reasons lost control and left the road. The vehicle then travelled down an embankment before rolling.
The man died at the scene of the crash.
The male driver and female passenger received minor injuries.
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From earlier
A man has died and two people have been injured after a rollover on the Eyre Highway.
The light truck and trailer rolled about 5am on Wednesday near Norseman, 200 kilometres south of Kalgoorlie, with the male driver and a female passenger sustaining minor injuries.
A male passenger sustained serious injuries and all three were transported to Norseman Hospital - but the male passenger died a short time later.
Anyone with information on the crash should call Crime Stoppers on 1800 333 000.