2:28 p.m. — The women's 400-meter (2:52 p.m. ET) will be preceded by the men's 400-meter freestyle 10 minutes earlier. NBC's live coverage is about to get underway. 2:12 p.m. — Titmus remains ...

Defending women's 400 metres champion Shaunae Miller-Uibo of The Bahamas, her hair now pink rather than the sky blue it was ...

Olympic bronze medalist Noah Lyles will return to defend his 60-meter which he won last year in a meet-record time of 6.44 ...