Andy Murray becomes the world number one
The 29-year-old was supposed to play Milos Raonic but the Canadian withdrew due to injury. Murray vs Wawrinka
Update:
Andy Murray became the new world number one on Saturday after Milos Raonic withdrew from their Paris Masters semi-final with injury.
Raonic said he had suffered a muscle tear in his right leg, sending Murray through to face John Isner in Sunday's final.
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The walkover will see Murray, 29, move to the top of the rankings for the first time in his career after replacing long-time incumbent Novak Djokovic.