That drive has paid off as Sec is now one of the area’s top-ranked junior players, helped out by the fact that since he was around 10 years old, Sec has been training with Lawrence Kleger at the John McEnroe Tennis Academy at SPORTIME Randall’s Island. “I just love the balance they provide,” he said.
https://newyorktennismagazine.com/junior-player-spotlight-sebastian-sec-john-mcenroe...