USA's sprinter Tyson Gay , who finished 4th at the 2012 London Olympic Games, ran an impressive 9.86 seconds to win the men's 100m at the Jamaica International Invitational meeting.
Recovered from a poor start Gay roar past Jamaican Nesta Carter, who finished second 10.03. American Darvis Patton came in third, running 10.07 seconds.
Gays result of 9.86 seconds now tops worlds 100m season list.
"I'm getting back to full fitness, but I am being very patient with it," he said. "I am feeling good, the best I have been in a long while, and I am looking forward to Moscow and will give it all I've got." Said Gay
In the women's 100m, Jamaican Veronica Campbell-Brown, the 2012 Olympic bronze medallist, won in 11.01sec. Compatriot Kerron Stewart finished in second 22.71, while American sprinter Sherone Simpson finished in third 22.83. Allyson Felix (USA), the London Olympic 200m champion, took fifth place 11.13.
Jamaican Nickel Ashmeade won the men's 200m with a world leading 20.00seconds, beating London Olym[ics bronze medallist Warren Weir who managed to run 20.14 and American Wallace Spearmon 20.32.
Two more world lead marks came down in the men's and women's hurdle races. Dawn Harper (USA) took the win in 100m hurdles in 12.62 seconds, meanwhile Antwon Hicks (USA) succeeded in the men's 110m hurdle race 13.25 seconds
Jamaica's Stephanie McPherson showed another outstanding performance in the women's 400m winning the event in 50.43. Great Britain's Christine Ohuruogu was second in 50.58.