Stan Wawrinka turns defense into attack against Filip Krajinovic in Miami.

Perfect passing shot from Pablo Cuevas against John Isner in Madrid.

Kei Nishikori is on the defence before finding the right angle with a superb flick of the wrist in forehand against Hugo Dellien in Madrid.

Highlights of Petra Kvitova difficult win over Danka Kovinic in French Open first round on Sunday.

Amazing rally between Juan Martin Del Potro and Nicolas Jarry at Roland Garros.