Andy Murray and Serena Williams’ Wimbledon match-up continued to impress after they eased into the third round of the mixed doubles.

Novak Djokovic may not firing on all cylinders but the former world number one is safely through to the third round of the French Open.

Illness scuppered Petra Kvitova’s US Open bid as she was easily beaten by American Aliske Riske in the third round in New York.

Last year’s Wimbledon runner-up Vera Zvonareva survived a first-round scare to defeat promising young American Alison Riske 6-0 3-6 6-3 this afternoon.