The world No. 1 and three-time Grand Slam champion lags behind her contemporaries in endorsements despite standing atop her sport.

Australian Open women's champion Madison Keys has returned to her career-best ranking and joins three other American women in the WTA top 10, while men's champion Jannik Sinner maintained his significant lead atop the ATP list.

Jannik Sinner joined some of tennis' greatest legends with another stellar performance in the Australian Open final.

Jannik Sinner retained his Australian Open title with a one-sided victory over Alexander Zverev in the men's singles final on Sunday. The young Italian produced a watertight display of tennis to beat his opponent in straight sets without ever really getting out of second gear.

Jannik Sinner delivered a dominant performance, beating Alexander Zverev in three sets for his second Australian Open title in a row.

Jannik Sinner sniffed out and exploited weakness in Alexander Zverev like a starving predator, pouncing for a straight sets victory to defend his Australian Open title Sunday in Melbourne.

Jannik Sinner produced a relentless performance to win 6-3 7-6 (7-4) 6-3 and successfully defend his Australian Open title in a one-sided men’s final against Alexander Zverev. Twenty-four hours on from Madison Keys’ victory over Aryna Sabalenka in the women’s showpiece,

Jannik Sinner and the Australian Open have in common the fact that the only thing that can beat them is to let success go to their heads.

Alexander Zverev is into the Australian Open final after Novak Djokovic retired hurt after losing the first set of his clash with the German. The German had taken a tie-break (7-5) when the Serbian called it quits, having struggled with a muscular problem in his left leg. Djokovic was booed as he limped off court.

Four-time major champion Naomi Osaka and World No. 1 Aryna Sabalenka headline the women's competition, while World No. 1 Jannik Sinner, Alexander Zverev and Americans Taylor Fritz and Tommy Paul will compete as well.

There’s nothing quite like a sporting curse, and this time it seems a legendary actor might have wreaked havoc at the Australian Open.