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

Novak Djokovic do it like Mansour Bahrami against the young Kyle Edmund in Miami. Ball right in the pocket.

We almost missed it. Here is the superb winning tweener from Mikael Ymer (little brother of Elias) against Roberto Carballes Baena on the clay of Bastad Challenger.

Watch the highlights of day 4 in Marseille, with Grigor Dimitrov against Sebastian Korda, Hurbert Hurkacz or Felix Auger-Aliassime.

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