Nick Kyrgios faces another injury setback in his planned return to Grand Slam tennis at the Australian Open after an abdominal strain forced him to withdraw from an exhibition with Novak Djokovic this week.

Nick Kyrgios has cast fresh uncertainty over his participation in the Australian Open after pulling out of an exhibition match with Novak Djokovic due to an abdominal strain.

Nick Kyrgios raised serious injury fears ahead of the Australian Open by pulling out of a planned charity match against Novak Djokovic. The former world No. 13 recently returned from a two-year injury layoff and has already suffered a new physical setback.