Huge point, one of the longest rallies of the week, between Rafael Nadal and David Ferrer in London (ATP Finals 2015, Masters).

Big service and big inside out forehand attack from John Isner. But Novak Djokovic finds the balance and the precision to deliver a perfect lob and win the point.

Juan Martin Del Potro and Vasek Pospisil engage a drop shot duel in Miami.

Dominika Cibulkova hits a superb drop shot to win this point against Garbine Muguruza.