Police are appealing for a motorcyclist to come forward who may have witnessed a fatal road traffic collision in Rotherham.
The collision involved another motorbike and a car on Worry Goose Lane on Saturday 18 February.
Officers believe the rider may have witnessed the collision or events prior to it.
At around 12.50pm, it was reported a yellow Honda motorbike and a silver Vauxhall Zafira car collided in Worry Goose Lane, Whiston, near to the junction with Greystones Road.
The rider of the motorbike that collided with the car, Peter Heard (pictured above), 65, of Rotherham, was taken to Northern General Hospital with life threatening injuries and died a short time later.