Petra kvitova advances in 2018 Madrid Open. Monica Puig out

MADRID, Spain
Petra Kvitova survived a tenacious Monica Puig and an ill-timed Spice Girls interruption to extend her winning streak to seven, edging out the wildcard 6-3, 7-6(8) in the second round of the Mutua Madrid Open - her first win over Puig in three tries.