Why the world will be watching the Olympics: An essay by Yolanda Sotomayor

Why the Olympics is coming: An Olympic-sized dollop of nostalgia, the world is going to be watching as the world’s most popular sport is finally back.

But as the athletes gather, it is also a time for reflection.

The games have been marred by scandals, with some teams losing to doping charges, and there has been an uptick in violence on the streets.

What happens next will determine the future of sport in the United States and the world.