ANDRE AGASSI overcame a record 51 aces by Joachim Johansson yesterday and set up an Australian Open quarter-final against defending champion Roger Federer.

Wimbledon champion Maria Sharapova survived a major scare before setting up an Australian Open showdown with Svetlana Kuznetsova.

FOUR-TIME champion Andre Agassi used lobs and stinging passes to hold off Taylor Dent 7-5, 7-6 (7-3), 6-1 yesterday, reaching the fourth round of the Australian Open and moving closer to a showdown with Roger Federer.

It was left to 48-year-old Martina Navratilova to inject a much needed hint of controversy on an otherwise predictable fifth day of the Australian Open.

Amelie Mauresmo today became the first woman to book her place in the fourth round of the Australian Open.

France’s Amelie Mauresmo recovered from a set down to charge into the third round of the Australian Open in Melbourne today.