Alexei Popyrin: I think tennis is a bit slow right now

Alexei Popyrin told Patrick Mouratoglou and Mats Wilander that he feels tennis can be too slow - so if he had to pick any rule to take from the Ultimate Tennis Showdown to the regular tour, it would be the 15-second rule.

00:02:01, 20/06/2020 at 15:39