Trump Escalates Trade War With Canada, Threatens New 50% Tariffs

Plus: California’s attorney general scraps a planned meeting with Paramount on its antitrust lawsuit. And Taiwan prosecutors charge nine people with aiding the shipment of advanced AI servers to China. Pierre Bienaimé hosts. Sign up for WSJ’s free What’s News newsletter . An artificial-intelligence tool assisted in the making of this episode by creating summaries that were based on Wall Street…