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.

Madison Keys says she kept telling herself to be brave down the stretch of a tight third set in the Australian Open final against two-time defending champion Aryna Sabalenka

Days after her first Slam title, the tennis star shares what stoked her confidence, how she tweaked her game, and why representation matters on the court.