There’s a particular kind of excellence that’s easy to overlook. It lives in the silver medals, the third-place finishes, the podium appearances that don’t quite reach the top step. When you’re watching Macy Wingard race cross country, it’s easy to forget that version of her exists at all. On a grass course, she’s untouchable — a front-runner who doesn’t so much race her competition as leave them behind. But switch the surface to a track, and the story gets more complicated, and far more interesting.