Djokovic The Exception As He Clocks In For National Duty
LONDON (Reuters) - Novak Djokovic will be a notable exception this week after clocking on for Davis Cup duty for Serbia when a host of other big names are resting up after their Australian Open exertions. World number two Djokovic is the only member of the top 10 in action over the weekend’s ties although he perhaps needs some sharpening after a shock second-round loss to Uzbekistan’s Denis Istomin in Melbourne left him with more time on his hands at the start of the season that he was anticipating....