(AGI) Rome, Nov 16 - Roger Federer announced that he will notplay in the final match of the ATP World Tour Finals againstNovak Djokovic on Sunday evening. "Unfortunately I'm not fit toplay the match tonight. Clearly I wish it wasn't this way. Youtry all year to be ready for the ATP World Tour Finals and Ididn't want to end this way", Federer told fans at the 02 Arenain London. The event organisers have set up an exhibition matchbetween Djokovic and Andy Murray. . .