The 35-year-old mother breaks a tie for most decorated woman in Olympic track and field history, and matches Carl Lewis for most all-time among U.S. track and field athletes.

Jamaica's Stephenie Ann McPherson ran a personal-best 49.34 to win the third semi of the women's 400m, finishing as the round's top qualifier into the final; Allyson Felix took second in a season-best 49.89, advancing.