A hike up Britain's highest mountain turned into a rescue mission after a black Labrador suddenly became seriously ill and collapsed on the trail. The dog's owner later learnt that the five-year-old Labrador had most likely eaten discarded cannabis during the climb.

Owner Christina Bluhme feared the worst after Tokyo began to lose consciousness while climbing the UK’s tallest mountain

Lochaber Mountain Rescue Team said it was called to help Tokyo last weekend