'It only takes one' — Why a runway collision like LaGuardia could happen in Canada

WASHINGTON, D.C. — Thanks largely to Donald Trump, Canada-U.S.-Mexico Agreement (CUSMA) compliance among Canadian firms is higher than ever. Before the president returned to the White House with threats of imposing high tariffs against Canadian imports, many companies simply didn’t bother seeking CUSMA compliance because they enjoyed low “most-favoured-nation” tariffs. Even some auto giants found it easier to simply pay the World Trade Organization’s bound rate for some of their models to gain U.S. market access, rather than shifting supply chains to heavily North American content to...