The American will face world number one Ash Barty next.
The two-seed is now the favorite to win the Australian Open title
Two former US Open champions met in the first round
Keys dispatched the 2020 Australian Open champion in straight sets
After missing Wimbledon and the US Open in 2021 due to injury, the Spaniard won his first-round match in Melbourne
Emma Raducanu and Daniil Medvedev won US Open Singles titles this weekend
After a run to the final at Toronto, the American looks to ride the momentum to the US Open
After a quarterfinal run at the Citi Open, the American has momentum heading towards the final Grand Slam of the season.