The T&T athlete clocked 21.57 seconds out of lane two as USA's Noah Lyles powered away for the victory in 20.80. Jamaica's Chad Walker, who was second across the finish line in 21.19 seconds, was disqualified and that promoted Botswana's Boboloki Thebe to silver (21.20) and Chinese Taipei's Chun-Han Yang (21.31) to the bronze medal position in a race in which Italy's Filippo Tortu did not start. Hislop, who was fifth across the line, also benefitted to move up one spot to fourth.
On Saturday his T&T teammate, female hurdler Jeminise Parris finished fifth in the A finals of the Women's 100m hurdles.
Parris completed her race in 13.76 seconds, after she had qualified in a personal best time of 13.62 from Wednesday's preliminaries.
Also yesterday, Anduwelle Wright leaped to 7.21 metres to win the B finals of the Men's Long Jump. He improved 29 centimeters from his preliminary jump to take the B finals victory.
In beach volleyball action at the Youth Olympic Sport Park, the T & T pair of Chelsi Ward and Malika Davidson put up a fighting effort but did not advance past the round of 24 when they lost in two straight sets to Argentina 21-13, 21-13.
And in sailing, after three straight days of no racing because of a lack of wind, 15-year-old Abigail Affoo placed 17th in today's race at Jinniu Lake which was run in five knots of wind and heavy fog. Affoo finished 28th overall in the Women's One Person Dinghy.
T&T's YOG silver and bronze medalist Dylan Carter left the camp Saturday as his departure was pre-arranged for him to return in time for school at the University of Southern California in Los Angeles.