Djokovic escapes danger to advance to Australian Open semifinals
Novak Djokovic erased 3-0 deficits in each of the last two sets and now will face the surprise of the tournament: 114th-ranked Aslan Karatsev.
Novak Djokovic erased 3-0 deficits in each of the last two sets and now will face the surprise of the tournament: 114th-ranked Aslan Karatsev.