Greek tennis star Stefanos Tsitsipas won his first major international title on Sunday by defeating Austria’s Dominic Thiem in the 2019 NITTO ATP Final 2-1 sets in London. 21-year-old Tsitsipas is the first Greek player to win the trophy and the youngest finalist on his ATP Finals debut since Hall of Famer Jim Courier in … The post Stefanos Tsitsipas wins first major title at 2019 NITTO ATP Final appeared first on Keep Talking Greece.