Djokovic through to last eight at Australian Open

The best match of the Australian Open Grand Slam 2013 so far, saw world number one Novak Djokovic beat Stanislas Wawrinka in a five-hour epic. At one stage Novak was 6-1 4-1 down, he staged a great fight back winning 1-6 7-5 6-4 6-7 12-10. In the quarter-final Djokovic will play Tomas Berdych.