Bouwahjgie Nkrumie smashed the Jamaican national junior record to secure a silver medal in the Men’s 100m at the World Under-20 Athletics Championships in Cali, Colombia on Tuesday.

Nkrumie, who equaled the previous national junior record by running 10.11 in the semi-finals earlier, sped to a spectacular 10.02 for silver behind Botswanan sensation Letsile Tebogo, who ran 9.91 to break his own world junior record of 9.94 set at the World Championships in Eugene in July.

South Africa’s Benjamin Richardson ran 10.12 for bronze.

Jamaica’s quartet of Jasauna Dennis, Abigail Campbell, Malachi Johnson and Alliah Baker ran 3:19.98 for bronze in the Mixed 4x400m relay final behind the USA (3:17.69) and India (3:17.76).

In the field, Cuba’s Alejandro Parada jumped 7.91m for silver in the Men’s long jump. France’s Erwin Konate defended his title from last year with a world junior leading 8.08m while Brazil’s Gabriel Luiz Boza jumped 7.90m for third.

Jamaica’s Kobe Lawrence threw a personal best 20.58m for silver in the Men’s shot-put won by the USA’s Tarik O’Hagan (20.73m). Germany’s Tizian Lauria was third with 20.55m.

National junior 100m champion Sandrey Davison and runner-up Bouwahjgie Nkrumie both comfortably advanced to the semi-finals of the 100m as the World Under-20 Championships got underway in Cali, Colombia on Monday.

Davison ran a steady 10.25 to win heat four and advance while Nkrumie advanced after running 10.39 to win heat seven. Botswanan Letsile Tebogo, who got to the semi-finals at the recently concluded World Athletics Championships in Eugene, was the fastest qualifier to the semis with a championship record 10.00 to win heat three. Tebogo ran 9.94 in the heats in Eugene to break the world junior record.

Heat two saw Cuba’s Reynaldo Espinosa run 10.41 to finish second and advance to the semis while Grenada’s Nazzio John ran 10.47 for third to advance as one of the eight fastest non-automatic qualifiers.

In the field, Dominica’s Treneese Hamilton threw a national junior record 15.89m to advance to the Women’s shot-put final.

Bahamian Antoine Andrews was the fastest Caribbean qualifier to the semi-finals of the 110m hurdles after running a national junior record 13.36 to win heat three and advance.

Jamaicans Demario Prince and Dishaun Lamb will also be in the semis. Prince ran 13.80 to win heat two while Lamb 13.69 for third in heat seven.

Cuba’s Alejandro Parada jumped out to 7.95m to advance in the Men’s long jump. St. Vincent & The Grenadines’ Uroy Ryan will also be in the final after producing 7.64m.

Jamaica's Kobe Lawrence threw 19.85m to advance to the final of the Men's shot-put.