Japan's Kei Nishikori advanced to the third round at Wimbledon for the second straight year, beating Ukraine's Sergiy Stakhovsky 6-4, 6-7(7), 6-1, 7-6(6) in a men's singles match on Wednesday.In the women's singles, 19-year-old Wimbledon debutant Naomi Osaka also booked a spot in the third round after defeating 22nd seed Barbora Strycova of the Czech Republic 6-1, 0-6, 6-4.On the third day of action at the All England Lawn Tennis Club, Nishikori was made to work hard as he bids for a first Wimbledon quarterfinal berth, but he said after the 3 hour, 15 minute match he knew his win wouldn't c…READ FULL ARTICLE