Beatriz Haddad Maia is a two-time doubles champion on the WTA tour, but the 21-year-old is a player to watch in singles. She has already reached one tour final, the Korean Open, in 2017.

I have been able to watch all of Haddad Maia's matches this season and there has been a noticeable improvement in her level. Admittedly, the Brazilian is not always an entertaining watch as her ...