'I wanted it pretty bad!': USA's Noah Lyles wins 200m gold in Tokyo - video

Lyles pulled ahead of teammate Kenny Bednarek heading into the straight then held him off down the stretch to capture his fourth title in a much-awaited final. Lyles finished in 19.52 seconds for a 0.06-second winning margin over Bednarek, who led the final at the halfway point. Lyles has now matched Usain Bolt with four 200 titles at the world championships.World Athletics Championships: Lyles and Jefferson-Wooden take 200m titles, Benjamin and Bol win 400m hurdles