Jamaica will be hoping to add to the three medals, two silver and a bronze, they won on Tuesday's second day of the 19th World Under-20 Championships at the Pascual Guerrero Olympic Stadium in Cal.
Tina Clayton makes winning start to 100m defense jamaicaobserver.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from jamaicaobserver.com Daily Mail and Mail on Sunday newspapers.