Sinner is youngest man to reach all nine Masters finals Raducanu reunites with coach who helped her win slam Sinner is youngest man to reach all nine Masters finals Raducanu reunites with coach who helped her win slam Jannik Sinner has become the youngest man to reach the final of all nine Masters 1000 tournaments after swatting aside Arthur Fils at the Madrid Open. The world No 1 follows Novak Djokovic, Rafael Nadal and Roger Federer in completing the set and, at 24, has done so at a younger