Fresh off winning his fifth Grand Slam and second Wimbledon title, re-watch Jannik Sinner's full Davis Cup debut match against John Isner during 2021 Davis Cup Final 8. Even three years before his maiden major title, he put the world on notice with a stunning display, going on to win 3/3 singles matches in Italy's run to the quarter-finals. As we enter hard court season, are there more titles on the way for Sinner? #Tennis #DavisCup #MatchHighlights #JannikSinner #wimbledon Click here to subscribe - shorturl.at/mBJW4 World Tennis is the world governing body of tennis. Founded in 1913, its purpose is to ensure the long-term growth and sustainability of the sport, delivering tennis for future generations in association with its 213 member nations. World Tennis organises over 1,500 weeks of men’s, women’s and junior tournaments on the World Tennis Tour, and also manages the World Tennis junior team competitions, World Beach Tennis World Tour, UNIQLO Wheelchair Tennis Tour and t...