'Age is just a number': Djokovic vows to stay at the top after ninth Australian Open title - video

Nine-times Australian Open champion Novak Djokovic suggests he is not done quite done yet. Speaking after another superb performance in a this year's straight sets final victory over Daniil Medvedev, the world No 1 said: 'Age is just a number, so I don't I don't feel tired, I don't feel exhausted from playing tennis, competing at the highest level.' The 33-year-old also addressed his critics: 'I just accept the fact that I can't please everyone. it does frustrate me ... I have feelings like anyb...