The Special Investigations Unit has completed their work, looking into an April crash in Napanee.
On April 5, the OPP conducted a speed trap on 401 near the Beechwood Road overpass.
Police clocked a driver going 176 km/h and attempted to stop the Jeep Compass.
The driver refused to stop, driving east before taking an off-ramp.
The driver lost control of the vehicle as she attempted to negotiate the curve and crashed into the ditch.
A 27-year-old woman and 31-year-old man were seriously injured.
The SIU says officers acted responsibly and within their rights.
