Novak Djokovic has withdrawn from Serbia's Davis Cup tie against Denmark because of a hamstring injury. The 24-time Grand Slam champion was booed off court by some Australian Open fans last week when he retired with the issue after losing the first set of his semi-final against Alexander Zverev.

The Davis Cup return of Nick Kyrgios is over before it started opening the door for Aleksandar Vukic to make his debut in this weekend’s tie against Sweden as reward for his breakout Australian Open performance.

World number six Novak Djokovic has pulled out of Serbia's Davis Cup first-round qualifying tie due to injury, the country's tennis federation (TSS) said.