Alexander Zverev advanced to the semifinals of the Paris Masters by beating Stefanos Tsitsipas 7-5, 6-4 on Friday and knocking the Greek player out of contention for the ATP Finals. With the victory, Zverev beat Daniil Medvedev to the milestone of the first player born in the 1990s to record 100 wins over top-20 players. Medvedev is on 99.