Ontario Provincial Police (OPP) say all westbound express lanes on Hwy. 403 near Eglinton Avenue have now re-opened after a single-vehicle collision in the area.
OPP first tweeted the closure in Mississauga just after 3 a.m on Friday.
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OPP said police were on scene investigating after reports that the male driver was allegedly assaulting “passing vehicle occupants.”
Sgt. Kerry Schmidt said three people were transported to hospital with minor injuries and that the investigation is ongoing.
Roads re-opened shortly after 7:30 a.m. Friday.