A motorcyclist was critically injured in a collision on the Don Valley Parkway Sunday afternoon.
Emergency crews were called to the northbound lanes of the Toronto highway south of Don Mills Road just after 2:30 p.m. for a crash.
Toronto Fire said a motorcycle hit the back of a truck that was trying to merge.
The motorcyclist was badly injured as a result, and life-saving efforts were performed.
The victim was transported to a trauma centre in life-threatening condition.
There are road closures in the area as police investigate the collision.