‘Wolverines!’: The secret foreign volunteer group training Ukrainians to fight Russia

For months, photos from Ukraine on social media have sparked international intrigue, showing destroyed Russian military vehicles spray-painted with the word "Wolverines." It's the calling card of a secretive group of foreign volunteers, who are training Ukraine's civilians to fight Russian forces. With exclusive access to the group, Jeff Semple reports on their operations, the Canadian veterans among them, and the classic Cold War-era movie behind their namesake.