Petra Kvitova edges Garbiñe Muguruza in third-set tiebreaker
Petra Kvitova erased a pair of match points and converted
edge Garbiñe Muguruza 5-7, 6-3, 7-6 (10)
Saturday in a showdown between two-time major champions.
Kvitova just kept coming back -- after dropping the first set
trailing 5-2 in the third and after being a point
defeat twice at 6-5 -- to advance to the fourth round
the US Open. No. 21 Kvitova on Monday will face No. 8 Jessica Pegula,