The ITF will run the event on its own in 2023.
The Slam: Nadal vs. Alcaraz VIP packages announced for Vegas showdown.
Australian Open finalist Danielle Collins is one of several notable Americans in action on Day 1 in Melbourne.
"I feel a bit emotional right now, to be honest," Novak Djokovic said of his reception from Rod Laver Arena fans.
Reigning Australian Open doubles champion Barbora Krejcikova sports Fila.
Brenda, 15, and Linda 17, are set to play the same Slam main draw for the first time.
Four players have a shot to finish the tournament as the ATP's No.1.