Bogota - South Africa's No 1 men's player, Kevin Anderson, has lost his Claro Open Colombia semi-final to Croatia Ivo Karlovic on Saturday.
Karlovic won 6-4, 6-7 (7/4), 6-3.
He will play hometown favourite, Alejandro Falla, who beat Canada's Vasek Pospisil in the other semi-final.
Results from the sixth day of the Colombia Open on Saturday (x denotes seeding):
Semi-finals:
Alejandro Falla (COL) bt Vasek Pospisil (CAN) 6-7 (4/7), 6-3, 6-4
Ivo Karlovic (CRO) bt Kevin Anderson (RSA x2) 6-4, 6-7 (4/7), 6-3
Karlovic won 6-4, 6-7 (7/4), 6-3.
He will play hometown favourite, Alejandro Falla, who beat Canada's Vasek Pospisil in the other semi-final.
Results from the sixth day of the Colombia Open on Saturday (x denotes seeding):
Semi-finals:
Alejandro Falla (COL) bt Vasek Pospisil (CAN) 6-7 (4/7), 6-3, 6-4
Ivo Karlovic (CRO) bt Kevin Anderson (RSA x2) 6-4, 6-7 (4/7), 6-3