Canada Fires Back in Trade War Against Trump With Up to 50% Tariffs

Trump’s Canada Tariffs Rely on Untested Law

How U.S.-Canada Tariff Negotiations Turned Into an All-Out Trade War

An Alarming New Study About Brain Injuries in Football, and How States Are Paying Millions for Rain

At Least 1 in 4 NFL Players Gets CTE, Major New Study Finds

Many N.F.L. Players Get Brain Disease. Why Hasn’t OSHA Intervened?

Your Child Plays Football. How Can You Minimize Risk of C.T.E.?

China Pushes Back After Trump Tightens the Screws on Iran

Iran May Have Little to Lose as U.S. Tries to Squeeze Its Economy

Supreme Court Allows Trump to Pursue Mail Voting Limits, for Now