Carlos Alcaraz and Andrey Rublev almost certainly need to win on Day 4 of the ATP Finals to keep their hopes of qualifying for the semifinal alive. They face each other in the opening match before Alexander Zverev and Casper Ruud meet in the evening session.

Alexander Zverev began his ATP Finals campaign with straight sets win over Andrey Rublev at the Inalpi Arena. Zverev beat Rublev 6-4, 6-4.

Alexander Zverev has got off to a brilliant start in his ATP Finals campaign, having beaten Andrey Rublev in straight sets. The two players faced off on Tuesday at the Inalpi Arena, where Zverev came out on top with a scoreline of 6-4, 6-4. The win marks his 67th this season and takes him into the second round of the tournament.