NOVAK Djokovic is cutting ties with the Professional Tennis Players Association, a group he co-founded that sued the sport’s governing bodies last year, writing on social media Sunday (Monday in Manila) that “my values and approach are no longer aligned with the current direction of the organization.

Novak Djokovic has cut ties with the Professional Tennis Players Association, the players’ union he co-founded, saying “it has become clear that my values and approach are no longer aligned with the c...