Question 1: Who did Casper Ruud defeat at the ATP Finals?
Casper Ruud defeated Carlos Alcaraz in straight sets.
Question 2: What was the final score of the match between Ruud and Alcaraz?
The final score was 6-1, 7-5 in favor of Casper Ruud.
Question 3: How did Carlos Alcaraz's previous record against Casper Ruud stand before this match?
Before this match, Carlos Alcaraz had a 4-0 lead in their head-to-head results.
Question 4: What did Ruud mention about Alcaraz's condition during the match?
Ruud mentioned that he knew Alcaraz was possibly dealing with a bit of a cold.
Question 5: What significant achievement did this match represent for Casper Ruud?
This match marked a milestone success for Casper Ruud, as it was his first career victory over Carlos Alcaraz.