The opening match of the ATP Finals for Stefanos Tsitsipas could not have got better as he wiped out the earlier memories of five consecutive defeats against Daniil Medvedev. After a tough first set which was eventually won by Tsitsipas 7-6, there was no comeback for Medvedev in the second set. Tsitsipas sailed through in the second set 6-4 to record his first win against Medvedev.