Noah Lyles Warms up for Olympics by Setting PB of 9.81 Seconds to Win 100 in London

Winner Noah Lyles of the U.S. celebrates after the Men's 100m Final during the Diamond League London Athletics Meet in London on July 20, 2024. Adam Davy/PA via AP

LONDON—Heading into the Paris Olympics, Noah Lyles has never been faster.

The American world champion warmed up for the Paris Games by setting a personal best in the 100 meters at Saturday’s Diamond League meet in London, clocking 9.81 seconds to beat a strong field in the last major meet before the Olympics.