Saanich Police are investigating a serious collision on the TCH Thursday evening.
A driver ended up traveling in the wrong way in the southbound lanes near the Helmcken exit around 9 p.m.
Multiple vehicles were involved in an ensuing collision. Two drivers were hospitalized with non-life-threatening injuries.
Investigators say the driver of the vehicle going the wrong way has significant injuries.
Police kept the highway closed overnight to try and re-create the crash.