Alex de Minaur will face Novak Djokovic in the final of the China Open after the Serb's semi-final opponent, Daniil Medvedev, was disqualified for hitting a loose ball into the crowd causing a spectator to suffer an eye injury.
The Australian No.1 had progressed from his semi-final after Poland's Hubert Hurkacz retired injured when trailing in the second set.
Djokovic was leading 7-5 5-3 in Beijing and serving for the match when the incident happened.