David Ferrer's match point and joy against Alexander Zverev in Miami.

Frances Tiafoe doesn't hold back to fire this enormous forehand (96 mph) against Miomir Kecmanovic in Miami.

Roger Federer hits perfect backhand down the line against Radu Albot in Miami.

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

Superb point from Hsieh Su-Wei who waits until she finds the chink and rushes in against Osaka in Miami.

Incredible defense from Albert Ramos-Vinolas who concludes with a perfect laces backhand passing shot against Lucas Pouille at Miami