A week after a hamstring injury ended his run at the Australian Open, Novak Djokovic, 37, withdrew from Serbia's Davis Cup first-round qualifier, the country's tennis federation said on Tuesday, a move captain Viktor Troicki said has "weakened" the team.

The 24-time Grand Slam champion Novak Djokovic has opted out of Serbia’s Davis Cup team after sustaining a muscular injury in his left thigh during the Australian Open.

It's been revealed just how long Novak Djokovic could be sidelined for after suffering an injury at the Australian Open

Andy Murray has told tennis coaches that it's far harder playing the sport than watching on from the sidelines after working with Novak Djokovic at the Australian Open. Djokovic made the semi-finals of the competition this winter but was forced to withdraw from his showdown with Alexander Zverev on Friday due to injury.