We now know why a car was pulled over by police on the QEW shutting down lanes in St.Catharines this afternoon
Niagara Regional Police received information at 2 o'clock that a weapon was possibly onboard a vehicle.
Police say when they spotted the vehicle they pulled it over.
The occupants were detained roadside to ensure there was no threat to public safety.
The investigation closed the QEW Fort Erie bound lanes at the base of the Garden City Skyway Bridge for around 45 minutes.
Following a search, no weapon was found and the occupants were released from custody unconditionally.