Across Canada this week, groups of truckers opposed to a vaccination mandate for cross-border truck drivers have been making their way to Ottawa to protest. But as the convoy has gained momentum, others — some with violent messages — have latched onto the movement. Today, we'll first hear from Harold Jonker, a trucker leading one of the convoys to Ottawa. Then, we'll speak to CBC senior parliamentary reporter Travis Dhanraj about the broader context around this story, and how it's playing out politically.