Sampras: Glad that Serena Williams has returned to its previous level

The famous American tennis player Pete Sampras expressed his admiration for former first racket of the world playing Serena Williams. 

«Serena is the best tennis player in the world. I'm glad that she finally returned to its previous level. I'm sure Serena is one of the strongest tennis players in history. I watched her play at Wimbledon. Her delivery is a very dangerous weapon, and the grass is very important. Probably, Serena the most powerful feed on tour,» - said Sampras.