- Spaniard rebounds from opening defeat by Alexander Zverev
- Russian unravels, repeatedly smashing his racket into his leg
Carlos Alcaraz got off the mark at the ATP Finals with victory against a tormented Andrey Rublev on Wednesday, easing to a 7-5, 6-2 win to revive his hopes in Red Group.
Alcaraz, the world No 2, endured an opening round-robin defeat by Alexander Zverev but responded with a confident display, albeit against an unravelling Russian.