From the backstage, Andy Murray and Marin Cilic entrance on the ATP Finals' court in London.

Big forehand winner from Stan Wawrinka against Kei Nishikori in London (ATP Finals).

Wonderful backhand smash winner by Kei Nishikori against Stan Wawrinka during their ATP Finals round robin match in London.

Superb no-look drop shot by Gael Monfils against Milos Raonic during their round robin match at the ATP Finals in London.

The #MannequinChallenge from Murray, Djokovic, Wawrinka, Roanic, Nishikori, Monfils, Cilic and Thiem before the ATP Finals (Masters) in London.

What a point and what a passing shot from Dominic Thiem in London against a diving Novak Djokovic at the net.