Novak Djokovic survived a second-set wobble to book his place in the French Open second round with a four-set opening victory over Evgeny Korolev.

Lleyton Hewitt moved within touching distance of his first title in more than two years and first clay court championship in a decade after defeating Russian Evgeny Korolev in the semi-finals of the US Men's Clay Court Championships.

Roger Federer remains on course for a record-equalling 14th grand slam title after easily defeating Evgeny Korolev 6-2 6-3 6-1 in the second round at the Australian Open today.