Defending Champion Sabalenka Into Miami Last 16

Zheng hit American 15th seed Madison Keys to declare her first win complete a top-20 subordinate since having elbow room successful July.

Sabelenka has won 7 of her 8 meetings pinch Olympic champion Zheng.

Third seed Elena Rybakina cruised into nan past 16 pinch a 6-3 6-4 triumph complete Ukraine's Marta Kostyuk.

Kazakhstan's Rybakina will play Australian qualifier Talia Gibson, who knocked retired different seeded subordinate courtesy of a 6-2 6-2 triumph complete 18th seed Iva Jovic.

Gibson, who reached nan Indian Wells quarter-finals, hit erstwhile world number 1 Naomi Osaka successful nan 2nd information successful Miami.

Fifth-seeded American Jessica Pegula, runner-up to Sabalenka past year, needed only an hr and six minutes to hit Canada's Leylah Fernandez 6-2 6-2.

Latvia's Jelena Ostapenko, runner-up successful Miami successful 2018, fought backmost to declare a 5-7 6-2 7-5 triumph complete seventh seed Jasmine Paolini of Italy.

Ostapenko will adjacent play American world number 45 Hailey Baptiste, who hit Ukrainian ninth seed Elina Svitolina 6-3 7-5.