Both Rafael Nadal and John Isner has his momentum in this rally. At the end the American hits a clever drop shot but the Spaniard has the last word.

Stefanos Tsitsipas (after beating Djokovic in Toronto): ''Emotions are unbelievable. I've never felt so happy after a victory. I played a terrific tennis. I'm super happy with my performance.''

Touchy volley from Frances Tiafoe on break point against Tomas Berdych at Miami.

Four set-point saves...crowd roars... Watch the dramatic first set ending between Andrey Rublev and Andy Murray in Indian Wells second round.

Jack Sock's hits the perfect lob against Ivo Karlovic in Washington.