The fifth-seeded Halep will face American Madison Keys on Sunday in a rematch of the Romanian player's three-set victory in the round of 16 at Wimbledon. After her singles victory, Halep and countrywoman Monica Niculescu teamed to beat Slovenia's Andreja Klepac and Katarina Srebotnik 6-3, 2-6, 10-6 in the doubles semifinals.