World number two Aryna Sabalenka, who recently won Australian Open 2024, lost her first set as well as suffered her first defeat in eight matches, while facing Donna Vekic in Dubai Duty Free Tennis Championships' round of 32 stage. Vekic recorded 6-7(5-7), 6-3, 6-0 triumph against Sabalenka, who hadn't lost any set during her seven matches at Australian Open 2024.