06/30/2015 06:13 EDT | Updated 06/30/2016 05:59 EDT

Mississauga crash halts eastbound Highway 401 traffic

A serious vehicle rollover on Highway 401 has closed eastbound traffic at Trafalgar Road, OPP said Tuesday morning.

It's not clear when the eastbound lanes of the busy highway from Trafalgar to Winston Churchill Boulevard will reopen.

OPP officers and paramedics raced to the scene around 5 a.m. after a white Mercedes van rolled over.

The OPP said a 15-year-old boy and a 48-year-old man were injured in the crash.