Andy Murray and Novak Djokovic set up a Sunday shootout for both the ATP finals title and the year-end No. 1 ranking.
The world's top two players had contrasting wins in the semifinals at O2 Arena on Saturday, with Murray surviving a match point to beat Milos Raonic 5-7, 7-6 (5), 7-6 (9) in 3 hours, 38 minutes, the longest ever three-setter in the ATP finals.
Djokovic needed just 66 minutes to dispatch Kei Nishikori 6-1, 6-1.
Murray arrived at the tournament simply needing to do better than Djokovic to finish the year at No. 1, a position he has held since winning the Paris Masters two weeks ago.
Now, that means winning the final.
"This has never...