Pure Jamaican sprint supremacy on full display at track and field’s global proving ground. Welcome to Jamaica takes gold, world lead in the U20 women’s 4×100 at worlds | NBC Sports. In this official race replay and tactical breakdown from the World Athletics U20 Championships at Hayward Field in Eugene, Oregon, watch the Jamaican quartet deliver a flawless relay clinic to capture gold and clock the fastest U20 time in the world this year.
