National junior champion Tina Clayton defended her 100m title at the World Athletics Under 20 Championships in Cali, Colombia on Wednesday night.
Clayton dashed to the line in a championship record of 10:95 seconds. The time is also a new national junior record.
She was followed by her compatriot, Serena Cole, who copped the silver in a time of 11:14 seconds.
Third was Shawnti Jackson of the United States, who finished in 11:15 seconds.
Clayton now follows Gillian Russell-Love as Jamaican women to win consecutive World Junior Champs titles.
Russell-Love won the 100m hurdles titles at the 1990 and 1992 stagings.
Another Jamaican, Dexter Lee, had made history when he became the first athlete to win back-to-back 100m titles at the Championships, in 2008 then 2010.
Jamaica is currently third on the medal table at the Cali championship, with one gold, three silver and one bronze.
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