Matteo Berrettini meets former world No. 1 Andy Murray in Melbourne Park.
Top seed Rafa Nadal isn't pressing the panic button in his AO title defense.
Former US Open champion Bianca Andreescu opened the AO with a bang and belief.
The 27-year-old will need surgery on his knee.
French Open finalist Coco Gauff will face former US Open champion Emma Raducanu in a Melbourne blockbuster.6-3,
The 17 year old powered into the second round with a win over Oscar Otte.
Coco Gauff is trying to apply her doubles skills to singles play.
