Two children taken to hospital following collision on Highway 401 in Ajax

Emergency crews are on the scene of a collision on Highway 401 in Pickering. (Chopper 24)

Two children have been injured in a collision on Highway 401 in Ajax Friday afternoon.

Emergency crews were called to the eastbound lanes of the highway near Westney Road shortly after 5:30 p.m.

Ontario Provincial Police said multiple people have been injured, including two children.

They were transported to SickKids hospital in serious condition, the OPP said.

The cause of the crash is under investigation.

Several eastbound lanes of the highway are blocked due to the collision.

Whitby OPP are investigating a 3 vehicle MVC on #Hwy401 EB at Westney Rd. Multiple injuries, including two young children, heading to Sick Kids for treatment. Officers are looking for witnesses or dashcam footage. Please contact Whitby OPP at 905-668-3388. ^dh pic.twitter.com/NCChgMuXv4

— OPP Highway Safety Division (@OPP_HSD) November 28, 2020