the 18-year-old just qualified for the semifinals of the men's 400-meter hurdles at the U.S. Olympic Track & Field Trials. It was only weeks ago that Nilsson received his high school diploma.

Subscribe To FloTrack To Watch More Track & Field Meets All ... 1,600m times in high school history. 3. Keayari Thompson Runs a 46.99 400m When a quarter-miler not named Quincy Wilson runs a ...