'I lost all my fingers': Asylum seekers make dangerous border crossing

Seidu Mohammed and Razak Iyal crossed the Canada-US border illegally after being denied refugee status in the US.

But the two Ghanaians, who walked miles across snow-covered fields in frigid temperatures, lost fingers and parts of their ears to frostbite during the journey.

They told the BBC their story.

Video by Dan Lytwyn.