Shericka Jackson and Hansle Parchment were diamond winners on the final day of the 2-day Wanda Diamond League meet in Eugene, Oregon, yesterday.
Jackson followed up her 100m win on Saturday by winning the 200m race to complete the sprint double.
The back-to-back 20m world champion won in a meeting record of 21.57 seconds.
Parchment won the 110m hurdles in a world-leading and personal-best 12.93 seconds.
He finished ahead of three-time World Champion Grant Halloway, who clocked 13.06 seconds.
World champion Danielle Williams was 4th in the women’s 100m hurdles in 12.47 seconds, with Megan Tapper 5th in 12.48.
Rushell Clayton finished third in the women’s 400m hurdles in 53.56 seconds, while her compatriot Janieve Russell was fourth in a season-best 53.60 seconds.
The event was won by Femke Bol of the Netherlands in a meeting record 51.98 seconds.
Natoya Goule-Toppin ran a national record and personal best of 1:55.06 seconds to finish third in the women’s 800m.
Athing Mu of the USA won in a national record, meeting record, world lead, and personal best of 1:54.97 seconds.
Candice McLeod was 4th in the women’s 400m in 50.76 seconds.