Cape Town - Sixth-seed Kevin Anderson is through to the quarter-finals of the Madrid Open after defeating German veteran Philipp Kohlschreiber in straight sets.
The big serving South African won 6-3, 7-6 (9/7) in a tough third round encounter that lasted 1 hour and 34 mins.
Anderson, who has never lost to Kohlschreiber, now has a 3-0 head-to-head record over the German.
Anderson will now face Serbia's Dusan Lajovic who shocked fourth-seeded Argentine Juan Martin Del Potro 3-6, 6-4, 7-6 (8/6).
Results from the ATP/WTA Madrid Open on Thursday (x denotes seeding):
Dusan Lajovic (SRB) bt Juan Martin Del Potro (ARG x4) 3-6, 6-4, 7-6 (8/6)
Kevin Anderson (RSA x6) bt Philipp Kohlschreiber (GER) 6-3, 7-6 (9/7)
Kyle Edmund (GBR) bt David Goffin (BEL x8) 6-3, 6-3
Denis Shapovalov (CAN) bt Milos Raonic (CAN) 6-4, 6-4
Karolina Pliskova (CZE x6) bt Simona Halep (ROM x1) 6-4, 6-3
Caroline Garcia (FRA x7) bt Carla Suarez Navarro (ESP) 6-2, 6-3
Kiki Bertens (NED) bt Maria Sharapova (RUS) 4-6, 6-2, 6-3