Florida teenager breaks American U20 100m record

Christian Miller, 17, is only second American high schooler to break the elusive 10-second barrier for 100m

Jamaican sprinter runs 100m in 9.99, setting U20 national record

Bouwahjie Nkrumie, 19, who is nicknamed “Dr. Speed,” became the youngest Jamaican sprinter to break the 10-second barrier

The 17-year-old Dutch runner who’s quietly breaking Jakob Ingebrigtsen’s junior records

Meet Niels Laros, a 17-year-old middle-distance phenom who is taking the running world by storm