John Weekes and Matthew Kronby comment in the Globe and Mail on the Canadian government moving to “Plan B” in trade with the U.S. Canada has launched a sweeping case that accuses the U.S. of violating WTO rules. John says, “This is like setting off a bomb in a public square rather than using a rifle.” Matthew says, “This is Canada fighting back . . . This case is really a culmination of frustration that has been mounting for a decade or more.”