Top seed Novak Djokovic has had to rally to overcome a minor glitch against Czech Radek Stepanek in the third round at Wimbledon.
Stepanek broke Djokovic's serve to take the first set, before the Serbian eased to the next three sets 6-2, 6-2, 6-2.
The defending champion says he wasn't surprised by the way his opponent started.
He says Stepanek was out there to win a match, but he fought back well.
Novak Djokovic takes on fellow Serb Viktor Troicki in the fourth round.