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.

Amazing drop volley from Ivan Dodig in double with Marcel Granollers against Marcelo Melo and Lukasz Kubotat at the ATP Finals in London.

Noah Rubin destroy his shoe in Washington, D.C., pushing off to sprint for a ball against John Isner.

Watch the highlights of Andrey Rublev beating Emil Ruusuvuori for the title ? in Hong Kong.

Kokkinakis-Harrison handshake and some chatter in Cincinnati