No. 1-ranked Naomi Osaka won her opening match Friday at the new site of the Miami Open by beating qualifier Yanina Wickmayer 6-0, 6-7 , 6-1.
Canadian 18-year-old Bianca Andreescu, who overcame a match point to win her opening match, reached the third round by beating No. 32-seeded Sofia Kenin 6-3, 6-3.
