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OTTAWA — With prices at the pump spiking due to the war in Iran, Conservative Leader Pierre Poilievre is calling for the government to zero out gas taxes for the rest of the year. The party estimates that the plan would save Canadians about 25 cents a litre when they fill up their cars. The Tories say that would bring Canadian prices roughly in line with the price Americans are paying at the pump. “While the Iran war explains the sudden rise in world oil prices, it does not explain why Canadians pay so much more than Americans. Liberal taxes force Canadians to pay 28 cents-a-litre...