Source: Reuters
ATP Tour Rankings
May 20 (OPTA) - Rankings from the ATP Tour singles
Rank Points
1 Novak Djokovic (SRB) 12,355
2 Rafael Nadal (ESP) 7,945
3 Roger Federer (SUI) 5,950
4 Dominic Thiem (AUT) 4,845
5 Alexander Zverev (GER) 4,155
6 Stefanos Tsitsipas (GRE) 4,080
7 Kei Nishikori (JPN) 3,860
8 Kevin Anderson (RSA) 3,745
9 Juan Martin del Potro (ARG) 3,23.readfullarticle