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CANBERRA — Prime Minister Mark Carney says Canada will “defend our allies” when it comes to Iran, not ruling out future military participation. He also stands by his decision not to call for a de-escalation in hostiles when he initially threw Canada’s support behind the U.S strikes, with he and his ministers spending the days since underscoring that the tensions must begin to lower. “In terms of war, there are likelihoods, there are possibilities, you have to plan for the worst, but there are no certainties, in conflict,” he told reporters outside of Australia’s parliament, citing...