Taxi driver, passengers die in day of carnage on roads

The victims were a 58-year-old male taxi driver and two female passengers aged 56 and 81.

The unidentified driver of the RAV4 also died at the scene.

The crash happened near the intersection of Abernethy Road.

Less than an hour later, a cyclist was also killed in Perth.

About 4.30am, a truck and the 59-year-old cyclist collided at an intersection in Bibra Lake in the city's south.

The cyclist died at the scene and the truck driver was uninjured.

The major crash unit is investigating both incidents.

Witnesses and drivers with dash cam footage related to the crash should contact Crime Stoppers.