McKinney, like the country’s other fastest-growing cities, is a town built by imported labor and home to an industry hooked on imported steel and lumber. That leaves the construction industry particularly vulnerable to President-elect Donald Trump’s vow to deport millions of undocumented immigrants, and his threats to introduce new tariffs on Mexico and Canada… The McKinney mayor, who describes himself as a Reagan Republican, said he would prefer all workers to be documented and would like to see more materials produced in the U.S. But he said he thought a heavy-handed approach of deportations and tariffs would be a painful way to advance those goals. “The short-term impact, I don’t want to say devastating, but it would be a significant impact,” he said. [Access to the full story requires a subscription to the Wall Street Journal]