Jamaicaís sprint queen Veronica Campbell-Brown clocked a season-best 22. 38 seconds to win the womenís 200 metres at the 51st edition of the Ostrava Golden Spike meeting now taking place in the Czech Republic.
Campbell-Brown cruised home ahead of American Bianca Knight, who clocked 22.85 seconds.
Tiffany Townsend, also of the USA, was third in 23.18.
Sheri-Ann Brooks, the other Jamaican in the line-up, finished sixth in 23.57.
Meanwhile, Jamaicaís 100 and 200-metre world record holder Usain Bolt is scheduled to take the track at 12:35.
Bolt will run the menís 100 metres along with his Jamaican teammate Lerone Clarke.
Bolt says he wants to improve his season best of 9.82 that he set on May 5 in Jamaica.
The Golden Spike will be the first European meet for Bolt this season.
He will also compete in Diamond League meets in Rome on May 31 and Oslo, Norway on June 7 before returning to Jamaica for the national trials.
Other Jamaicans down to run are Patricia Hall in the womenís 400 metres; along with Marvin Anderson and Mario Forsythe in the menís 200 metres; Edino Steele in the 400 flat and Josef Robertson, the 400-metre hurdles.