Brampton, One person was arrested for impaired driving after a vehicle crashed into a ditch in Brampton early Saturday morning.
It happened in the eastbound lanes of Highway 407 near Airport Road at around 6 a.m.
Police say that four people suffered serious but non-life threatening injuries as a result and were transported to hospital.
The occupants of the vehicle were all in their late teens or early 20s, according to paramedics.