Ontario's Special Investigations Unit has been called in to investigate after a pedestrian was struck in Mississauga Tuesday night.

According to a release issued by the SIU, Peel police said that officers were conducting an investigation on Absolute Avenue, in the Hurontario Street and Burnhamthorpe Road East area, where officers tried to arrest an individual in a vehicle at around 8 p.m.

According to police, the suspect’s vehicle drove onto the sidewalk and struck the 46-year-old man before fleeing the scene.

The victim was taken to St. Michael’s Hospital with head and internal injuries, as well as a fractured leg.

The SIU has assigned four investigators, two forensic investigators and a collision reconstructionist to probe the incident.

The SIU is an arm's-length provincial agency called in to investigate whenever a civilian is killed or seriously hurt while interacting with police.

Anyone with information is asked to contact the lead investigator at 416-622-1957.