Auckland Open: Caroline Wozniacki and Venus Williams through to semi-finals

Caroline Wozniacki overcame Julia Goerges in straight sets to reach the semi-finals of the Auckland Open.

The former world No 1 and tournament top seed was forced to dig deep against the big-serving German, winning 6-4 6-4 to book a last-four clash with Czech Barbora Zahlavova Strycova.

 Third seed Venus Williams had to come from 2-4 down in the second set to beat Russian Elena Vesnina 6-2 6-4 in their quarter-final tie.