Ryder Cup has power to divide, or unite, US during fraught and fragile times

AT STAKE: A detailed view of the Ryder Cup trophy
Often sports, at their best, are the purest form of competition. They offer a chance to pick winners and losers in showdowns between rival teams, countries, sometimes even worldviews, in an arena where the games are played for high stakes but, ultimately, not for life and death.
This week’s Ryder Cup is an example of that.