American Trayvon Bromell set the fastest time over the 100m this season as he won the Rome Diamond League in 9.84 seconds on Friday.
Bromell, a two-time world outdoor bronze medallist and 2016 world indoor champion, dominated the field, with compatriot Fred Kerley coming in fifth in 10.06sec.
Cameroon's Emmanuel Eseme (9.99) and Kenya's Ferdinand Omanyala (10.01) rounded out the podium in the blue riband event.
Kenya's Beatrice Chebet, who won Olympic golds in the 5,000 and 10,000m in Paris last year, posted the second fastest time of all time in the women's 5,000m, clocking 14:03.69 after a stunning solo breakaway at the Stadio Olimpico.
It was just three seconds off Gudaf Tsegay's world record set in Eugene in 2023, the Ethiopian finishing third in the Italian capital as the field st