15-year-old becomes youngest ever to run sub-4-minute mile

Is New Zealand’s Sam Ruthe the next Jakob Ingebrigtsen?

WATCH: U.S. ninth grader runs 45-second 400m at Penn Relays

The 15-year-old sprinting phenom, Quincy Wilson, ran a 45.06 anchor leg during a 4x400m relay

Can you recognize these Olympic medallists as teenagers?

Test your knowledge of track and field and see if you can name these Olympians as high schoolers