In the deciding set of the Australian Open finals on January 25, Illinois-born, Florida-raised Madison Keys, the 19th ranked player, steeled herself against her opponent, Aryna Sabalenka of Belarus, the formidable No.

What is your take on another option on the best-of-five Grand Slam matches for men: best three out of four sets and if the match is tied 2–2 then use the 10-point tiebreaker. Same ending as if it's five sets without having to play a fifth set.

Keys, who rose to world No. 7 after winning her first Grand Slam title, had entered the WTA 250-level ATX Open in Austin, Tex., which begins February 24. The American entered the tournament as world No. 21, with fellow American Jessica Pegula entering as world No. 6.