MOSCOW, Jan 26 Greek tennis player Stefanos Tsitsipas reaches the Australian Open semi-finals , which takes place in Melbourne. In the meeting of the 1/4 finals, the fourth seed of the tournament, Tsitsipas, beat Italian Yannick Sinner (11th seed) with a score of 6:3, 6:4, 6:2. The duration of the match was 2 hours and 6 minutes.
