Watch highlights of Serena Williams' fight against her young fellow countrywoman Catherine Mcnally (17 yo) to join third round of this 2019 US Open.

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.

From Jack Sock to Alexander Zverev passing by Adrian Mannarino, David Ferrer, Dominic Thiem, David Goffin and Rafael Nadal, here are the best ATP Hot Shots from Rome 2017 Masters 1000.