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

Jack Sock huge forehand return in double at London's ATP Finals.

Gael Monfils resists to Milos Raonic's big shots to earn this beautiful point in Indian Wells.

Five dramatic moments in Paris Masters 1000 history from Roger Federer, Gael Monfils, Jack Sock, Kyle Edmund, Filip Krajinovic, Robin Soderling, Mickael Llodra and Novak Djokovic

Watch how Ivan Dodig knocked out Marcelo Melo in Miami's double.