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LONDON, ENGLAND - NOVEMBER 10:  Novak Djokovic of Serbia walks out on court to play against Marin Cilic of Croatia in their round robin match during the Barclays ATP World Tour Finals at the O2 Arena on November 10, 2014 in London, England.  (Photo by Clive Brunskill/Getty Images)
LONDON, ENGLAND - NOVEMBER 10:  Novak Djokovic of Serbia walks out on court to play against Marin Cilic of Croatia in their round robin match during the Barclays ATP World Tour Finals at the O2 Arena on November 10, 2014 in London, England.  (Photo by Clive Brunskill/Getty Images)

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Open Court host Pat Cash gives you a breakdown of the season's grand finale where the best eight players in the world compete for millions in prize money.

ATP Finals: Who will claim $2.4M jackpot?

Open Court host Pat Cash gives you a breakdown of the season's grand finale where the best eight players in the world compete for millions in prize money.