Petra Kvitova takes inspiration from Serena Williams

INSPIRED: Petra Kvitova, of the Czech Republic, returns a shot to Garbine Muguruza, of Spain, during the third round of the U.S. Open tennis championships. Pic: AP Photo/Eduardo Munoz Alvarez

Petra Kvitova took inspiration from Serena Williams as she saved match points to defeat Garbine Mugurza and reach the fourth round of the US Open.

A tense clash between the two former grand slam champions saw Kvitova save two match points to force a deciding tie-break before eventually taking her fourth match point in a 5-7 6-3 7-6 (10) victory.