Canadian Navy bolsters Arctic defence capability in the face of Russian aggression

Russia's aggression on the world stage has renewed concern about the state of Canada's Arctic defences.

Melting sea ice and glaciers have revealed a vast network of uncharted waters, giving Russian troops easier access to North America in a potential invasion.

With pressure mounting to defend Canada’s far north, Jeff Semple travels onboard a Canadian Navy icebreaker to learn what's being done to protect northern waters.