ABU DHABI: From seriously struggling with her serve at the start of last year to becoming a Grand Slam champion in Melbourne last month, Aryna Sabalenka’s remarkable journey has earned her praise from across the tennis community. The 24-year-old Belarusian led the WTA tour in double faults in 2022, with a whopping 428 in 55 matches, but still managed to end the season in the