Novak Djokovic nearly got himself defaulted at a slam for the second time in his career after a moment of madness at the Australian Open. Djokovic appeared in control of his third-round match against Botic van de Zandschulp but blasted a ball right at a ballgirl.

MELBOURNE, Australia — Novak Djokovic narrowly avoided a possible disqualification from the Australian Open after a ball he smacked away in frustration almost hit a ball kid.

After a walkover and an in-match retirement, 10-time Australian Open winner Novak Djokovic will meet two-time defending champion Jannik Sinner in the semifinals. Djokovic dropped the first two sets of his quarterfinal 6-4,