01.02.2015. Melbourne, Australia. Novak Djokovic of Serbia returns celebrates a point during his mens singles final match against Andy Murray of Great Britain at 2015 Australian Open tennis tournament at Melbourne Park in Melbourne, Australia on Feb. 1, 2015. Djokovic won the final in 4 sets 7-6 (7-5) 6-7 (4-7) 6-3 6-0