Melbourne was the first race under F1's most radical regulation overhaul in years. The cars are smaller and lighter and the power units now 50 percent battery.
World number one Aryna Sabalenka powered past Romania's Jaqueline Cristian 6-4, 6-1 on Sunday to line up a fourth-round clash with former champion Naomi Osaka at Indian Wells.
Akshay Bhatia produced a dazzling charge down the stretch to reel in Daniel Berger before snatching victory in a playoff at the Arnold Palmer Invitational in Florida on Sunday.