A police officer at the centre of an internal investigation into an incident in Thornlie has been stood down.
The senior sergeant was stood down this afternoon, pending the outcome of an Internal Affairs Unit investigation, after police were provided with additional footage of the incident.
An 18-year-old man was struck by a police vehicle on Sunday and treated for injuries in hospital.
Officers had responded to a call about suspicious activity when they located the man and a scuffle ensued.
He fled on foot and was struck by a police vehicle around 3pm on Wilfred Road before he was arrested.
Anyone who witnessed the incident is asked to contact police on 131 444.