The last tournament of the year is here, but as always, the Nitto ATP Finals is unlikely to disappoint. The top-8 players in the world, excluding Federer, will be in action. For round-robin play, Group Tokyo consists of Novak Djokovic, Alexander Zverev, Daniil Medvedev and Diego Schwartzman, while Group London features Rafael Nadal, Dominic Thiem, Stefanos Tsitsipas and Andrey Rublev. My preview and predictions...