ATP Finals tennis: Jannik Sinner beats injured Félix Auger-Aliassime – as it happened
Jannik Sinner began his title defence with a 7-5, 6-1 win over Félix Auger-Aliassime, who suffered a calf injury at the end of a tight first set
Sinner to serve, ready … play.
Earlier in this group: Alexander Zverev beat Ben Shelton 3 and 6.