The week began with President-elect Donald J. Trump threatening to impose a 25 percent tariff on everything that Canada exports to the United States. It ended with Prime Minister Justin Trudeau flying down to join him for dinner at Mar-a-Lago. Image

The U.S. Open looked like fun and games for Racquet magazine. The company threw a bustling rooftop party at Rockefeller Center with at least seven corporate sponsors, where guests juggled Shake Shack burgers with Ciroc goblets. They celebrated a new