Greece qualified for the semifinals of the United Cup after the pair of Maria Sakkari and Stefanos Tsitsipas won a tense mixed doubles decider against Borna Goj
United Cup: Greece reach last four after Sakkari-Tsitsipas heroics greekherald.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from greekherald.com Daily Mail and Mail on Sunday newspapers.