Reigning Olympic champions Hansle Parchment and Elaine Thompson-Herah were among winners at Thursday’s Puerto Rico International Classic in Ponce.

Parchment sped to a season’s best mark 13.15 for victory in the Men’s 110m hurdles ahead of the USA's current world leader Devon Allen (13.20) and Jamal Britt (13.30).

The Women’s 100m hurdles was won by the USA’s Alaysha Johnson in 12.50 ahead of Puerto Rican Olympic champion Jasmine Camacho-Quinn (12.52) and Jamaican 2015 World champion Danielle Williams (12.67).

Double Olympic sprint champion Thompson-Herah cruised to victory in the Women’s 100m in 10.93 ahead of Trinidad & Tobago’s Michelle Lee-Ahye (11.06) and the USA’s Shania Collins (11.08).

Bahamian reigning Olympic and World 400m champion Steven Gardiner won the Men’s 300m in 31.52 ahead of the USA’s Vernon Norwood (31.81) and Jamaica’s Nathon Allen (32.04).

2011 World and 2012 Olympic 400m champion Kirani James of Grenada was victorious in the Men’s one-lap event in a season’s best 44.70 ahead of Jamaica’s Sean Bailey (45.42) and the USA’s Trevor Stewart (45.50).

Jamaica’s Junelle Bromfield was third in the Women’s equivalent in 51.82 behind Americans Gabby Scott (51.42) and Olympic 800m champion Athing Mu (50.42).

Moving to the 400m hurdles, Jamaica’s Janieve Russell ran a season’s best 54.09 to win ahead of teammates Shiann Salmon (54.43) and Rushell Clayton (54.90).

In the field, Jamal Wilson of the Bahamas was victorious in the Men’s high jump with 2.22m ahead of the USA’s Jeron Robinson (2.17m) and Puerto Rico’s Luis Castro Rivera (2.17m).

Living like a sprinter and improving on her speed and strength have resulted in Stephenie-Ann McPherson running her 400m lifetime best at the Jamaica National Championships on Sunday.