Younes El Aynaoui knocked world number one Lleyton Hewitt out of the Australian Open today to reach the quarter-finals of the year's first Grand Slam.

The 18th seed from Morocco, playing in searing heat on the Rod Laver Arena court, sent the home favourite crashing out 6-7 (4/7) 7-6 (7/4) 7-6 (7/5) 6-4.