Miami Open: Angelique Kerber, Karolina Pliskova enter quarter-finals, Garbine Muguruza retires
German Kerber, the top seed, cruised by Japanese qualifier Risa Ozaki 6-2 6-2 while Czech second seed Pliskova beat 15th-seeded compatriot Barbora Strycova 6-1 6-4.
Mar 28, 2017, 09:00 AM IST