Buckle up, Perth tennis fans: Novak Djokovic says he’s only got one level of effort, and that’s 100 per cent.
Buckle up, Perth tennis fans: Novak Djokovic says he’s only got one level of effort, and that’s 100 per cent.
United Cup: World No.1 Novak Djokovic promises ‘always 100 per cent’ ahead of first match in Perth in a decade
11 months ago 38