Stomach injury casts shadow over Novak Djokovic’s Australian Open challenge

Novak Djokovic receives treatment for a stomach injury (Andy Brownbill/PA)

Novak Djokovic’s Australian Open hopes are in the balance due to a torn stomach muscle.

On a night of high drama in Melbourne, world number one Djokovic was leading Taylor Fritz by two sets before suffering an injury to his right side which left him barely able to muster a forehand.