The famous tennis player of Serbia, Novak Duchkovic, has reached the semi-final stage by defeating his rival Russian player Andrey Rublev six, six, two and six four, showing a good game. The World No. continued. 3 Stefanos Tsitsipas and Russian tennis star Karen Khachanov won consecutively and reached the semi-final round of the Australian Open men’s singles event. The exciting matches of the Australian Open tennis tournament in Melbourne continue, the famous Greek tennis star Stefanos Tsitsipas. Czech Republic’s Jerry Lechka and Russian tennis star Karen Khachanov lost to American Sebastian Korda in the quarterfinals. In the men’s singles quarterfinal match, the famous Greek tennis star and world number 3 Stefanos Tsitsipas played a great game. He qualified for the semi-finals of the mega event by defeating his Czech Republic rival Jiri Lechkako 3-6, 6-7(2-7) and 4-6. In another match, Russian tennis star Karen Khachanov also made it to the quarterfinals. Making it to the finals, they competed in the quarter-final match Qualifying for the top four after American Sebastian Korda withdrew due to fitness issues in the match. Karen Khachanov led 6-7(5-7) and 3-6 in the first two sets. There was a 0-3 advantage against the American player that the opposing players withdrew from the competition.