The Canada-U.S. border will remain closed to nonessential travel for another month as both countries work to contain the spread of COVID-19. Restrictions will remain in place until at least Nov. 21, Canadian Prime Minister Justin Trudeau confirmed Monday.”Update on our border: We’ve extended the measures in place at the Canada-U.S. border by another 30 days,” Trudeau wrote in a social media post. “Nonessential travel