Trinidad and Tobago's Deon Lendore clocked a personal best 45 seconds flat in his 400 metres outdoor opener, in Louisiana, USA, yesterday.
The Olympic Games men's mile relay bronze medallist topped the 400m field at the Alumni Gold meet, his 45.00 run giving him a one-second cushion on second-placed Stephon Pamilton (46.00), of the United States.
Lendore's clocking puts him in second spot on the 2013 world outdoor performance list, behind Grenada's reigning Olympic champion Kirani James (44.72).
Lendore also competed in yesterday's men's 4x400m relay, anchoring Texas A&M University to silver in three minutes, 04.65 seconds.
Another T&T/Texas A&M athlete, Wayne Davis II finished second in the men's 110m hurdles in 13.65 seconds.
Triple Olympic medallist, Richard "Torpedo" Thompson anchored Tiger Olympians to second spot in the men's 4x100m relay in 39.16 seconds. The international quartet also included Zimbabwe's Gabriel Mvumvure, Norway's Jaysuma Saidy Ndure and Jamaican Tristan Walker.
Louisiana State University (LSU) sprinter, Shermund Allsop finished first in section two and third overall in the men's 200m in a wind-assisted 20.91 seconds.
Kyron Blaise jumped 15.78m for bronze in the LeJuan Simon men's triple jump event. The event was named in honour of deceased T&T triple jumper LeJuan Simon.
In the long jump, Blaise was fourth with a wind-aided 7.40m leap. He also had a legal jump of 7.14m.
Ade Alleyne-Forte finished fifth in the men's 800m in 1:50.99. Allsop was seventh in the men's 100m in a windy 10.39 seconds. And University of Minnesota's Alena Brooks clocked 54.14 for seventh spot in the women's 400m.
At the Longhorn Invitational, in Texas, T&T sprinter Aaron Armstrong won the men's 100m dash in a windy 10.29 seconds, and finished second in the 200m in 20.90.
And in New Jersey, on Friday, Jamaal James seized silver in the Larry Ellis Invite men's 800m event, the T&T athlete clocking 1:48.73 in his 2013 two-lap opener.