The Canadian Trucking Alliance estimates the federal vaccine requirement could take 10 to 15 per cent — about 12,000 to 16,000 — of truck drivers off the road. Hundreds of truckers are set to roll out of Metro Vancouver Sunday on a cross-country convoy to the nation’s capital to protest a federal vaccine mandate for truck drivers. Big rigs have departed northern B.C. for the drive south, where they will gather at the Nordel weigh scale in Delta early Sunday before the trek to Ottawa, the destination for the so-called Convoy for Freedom 2022. “We’ll all be in radio contact...