Relief for Canada from U.S. tariffs on steel and aluminum may come thanks to renewed interest in a pipeline project first proposed more than 15 years ago.

Prime Minister Mark Carney raised the Keystone XL oil pipeline, which would run from northern Alberta to the U.S. Midwest, during his conversations with U.S. President Donald Trump at the White House pn Tuesday, according to a source with direct knowledge of the meeting.

The source said Carney expressed renewed national interest in the pipeline from the Canadian side and the U.S. president was receptive to the project advancing.

That revived interest by the Canadian government in a pipeline Trump has long supported seemed to open up the potential for movement on steel and aluminum tariffs in particular.

CBC News is not identifying th

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