Images from Friday's events at the World Indoor Athletics Championships in Nanjing, China.
China's Su Bingtian became the first Asian man to reach the Olympic 100 metres final for 89 years on Sunday, scorching to an Asian record of 9.83 in his semi-final, but pre-race favourite Trayvon Bromell failed to make it.
With the retirement of three-time champion Usain Bolt, the 100m will have a new gold medallist at Tokyo 2020.
Trayvon Bromell, the fastest in the world this year and favourite to win the Olympic men's 100 metres gold, sneaked through the first-round heats as a fastest loser on Saturday, pouring even more intrigue into Sunday's final.
Kerley, hoping to be the first American winner since Justin Gatlin in 2004, ran brilliantly for second, with De Grasse finishing fast in another lifetime best.
Only world indoor record holder Christian Coleman has run faster than Baker's 9.87 seconds over 100 metres this year, and Baker was more consistent
Periault and Duffy were running shoulder to shoulder but the Frenchwoman pulled away from the Bermudan on the third lap of the run.
A summary of sports events and persons who made news on Friday
Compatriot Ronnie Baker, who had set the previous fastest 100m of the year nine days ago, was second in 9.93 seconds, with Jamaica's Yohan Blake third a further hundredth of a second back.
Noah Lyles always wanted to be the next great sprinter after Usain Bolt retired and the 20-year-old American took a big step toward that goal with the year's fastest 100 metres at the US Championships in Iowa on Friday.
Gatlin stormed to the lead in the final 20 metres and defeated favoured youngster Christian Coleman in the 100 metres final at the US nationals/world championships trials on Friday.
A summary of sports events and persons who made news on Thursday.
A summary of sports events and persons who made news on Wednesday
A summary of sports events and persons in the news over the weekend.
A summary of sports events and persons who made news on Sunday