Aryna Sabalenka won a politically-charged French Open duel against Marta Kostyuk on Sunday as jeers rained down on the defeated Ukrainian who refused to shake hands with her Belarusian opponent

Novak Djokovic was deposed as world number one by Daniil Medvedev on Thursday after being knocked out of the Dubai ATP tournament by Czech qualifier Jiri Vesely.

Serbian World No.1 Novak Djokovic got a walkover when left forearm inflammation prompted Czech Vesely to withdraw prior to the afternoon second round clash scheduled at the Arthur Ashe Stadium.

India's Saketh Myneni loses to Czech Jiri Vesely 6-7(5), 6-4, 6-2, 2-6, 5-7 in first round of the US Open

If Saketh Myneni manages to get past Jiri Vesely in Round 1, he is likely to face World No. 1 Novak Djokovic in the 2nd round

Tomas Berdych called for more player power in deciding whether to carry on playing in fading light

Novak Djokovic suffered a shock first round loss to Jiri Vesely at the Monte Carlo Masters

Jiri Vesely defeated Lleyton Hewitt, who will retire after the Australian Open, 6-3, 6-7 (1), 6-4 before Karolina Pliskova came from 3-1 down in the second set to beat Jarmila Wolfe Gajdosova 7-5, 6-3 at Perth, Western Australia.

Yuki Bhambri defeated top seed Jiri Vesely 7-6 6-0 to reach the final of a Challenger tournament for the fourth time this season.

Fourth seed Yuki Bhambri outplayed Taipei player Jimmy Wang 6-4, 6-2 in the singles quarterfinals in just 67 minutes and later combined with his Yi to beat local pair of Ti Chen and Liang-Chi Huang 6-0, 5-7, 10-7.