Jannik Sinner battled Holger Rune to maintain his perfect record on home soil at the ATP Finals, a result that sent Novak Djokovic through to the last four alongside him.
Djokovic, looking to win a record-breaking seventh title, had to wait to find out whether he had made it through to the semi-finals after defeating Hubert Hurkacz 7-6 (1) 4-6 6-1 in the afternoon match.