Nearly 70 injured as 200 vehicles involved in pile-up in snowy Montreal

• Two people trapped in cars hours after accident
• 'Pretty much everything with four wheels was involved' - police

Nearly 70 people have been injured in a pile-up involving about 200 vehicles on a busy highway in a suburb of the Canadian city of Montreal.

Two people were still trapped in their cars hours after the crash, which happened at 12.30pm on Wednesday in La Prairie, Quebec, said Sgt Marie-Michelle Moore with the Sireti(C) du Qui(C)bec, the province's police force and highway patrol authority.