Bouwahjgie Nkrumie is now the fastest Jamaican junior ever over 100m as the country captured three medals on the second day at the World Athletics Under 20 Championships in Cali, Colombia.
Nkrumie, who equalled the national junior record of 10.11 seconds in the semifinal, sped to a personal best and national junior record of 10.02 seconds to take the runner-up spot in the event.
The race was won by Letsile Tebogo of Botswana in a World U20 record of 9.91 seconds.
National junior champion Sandrey Davison did not make the final as he did not finish his semifinal race.
Jamaica also added a silver as Kobe Lawrence produced a personal best effort of 20.58m on his fifth attempt to take the runner-spot in the men's shot put event.
The quartet of Jasauna Dennis, Abigail Campbell, Malachi Johnson and Alliah Baker clocked 3:19.98 seconds to finish third in the mixed 4x400m relay.
The race was won by the USA in a championship time of 3:17.69 seconds while India took the silver in an area record of 3:17.76.
Meanwhile, Demario Prince will contest Wednesday's final of the men's 110 meter hurdles after securing his spot by finishing second in his semifinal heats.
Prince clocked a personal best 13.58 seconds in heat one which was won by Matthew Sophia of the Netherlands in 13.43.
Dishaun Lamb failed to advance from heat three as he could only manage 13.76 seconds in fourth place.
Earlier, defending women's 100 meters champion Tina Clayton made it safely through to Wednesday's semifinal after cruising to 11.38 seconds to win heat one.
Joining Clayton in the semis is team mate Serena Cole, who took heat two in 11.39 seconds.
Both qualified with the sixth and seventh fastest time.
Only Oneika McAnnuff made it through to the semifinals of the women's 400 meters hurdles.
McAnnuff finsihed third in heat five in 59.45 seconds.
Her compatriot Safhia Hinds did not make it out of heat three as she finished sixth in 1:00.97 seconds.
Jamaica's two representatives in the men's 400 meters made progress as Shaemar Uter finished second in heat three in 46.66 seconds.
Delano Kennedy ran a personal best 46.24 in heat two for third place. His time is the third fastest overall.
Dejanea Oakley cruised to victory in heat four of the women's equivalent as she crossed the line in 53.70.
Rickianna Russell made it through as one of the fastest losers as she finished fifth in heat five in 54.63 seconds.
Jamaica's lone competitor in the men's high jump, Brandon Pottinger, cleared the bar at 2.08 meters to make the final.