The ATP World Tour Finals is almost here and the John McEnroe group—Andy Murray, Marin Cilic, Stan Wawrinka, and Kei Nishikori—will face off against each other for two spots in the semifinals. Who will reign supreme? Here is a brief rundown of each player.
Age: 29
Ranking: No. 1
Win/loss record vs. each player in the group:
11-3 vs. Cilic
9-7 vs. Wawrinka
7-2 vs. Nishikori
Best moment of 2016: The Brit became the first player in tennis history to win back-to-back singles gold medals at the Olympic Games in Rio.