India, March 21 -- Novak Djokovic's Professional Tennis Players' Association (PTPA) created a storm recently, after it filed a lawsuit against the world's tennis governing bodies (ATP, WTA, ITIA, ITF). In the lawsuit, the Djokovic co-founded PTPA accused the organisations of creating a cartel-like environment, which has led to inequality, lack of transparency and negative impact on player earnings.

On Thursday, the Serbian appeared at a press conference for the Miami Open, and was immediately asked about the PTPA lawsuit. To everyone's surprise, he claimed that he doesn't agree with some things in the lawsuit.

"This is a classic lawsuit, so lawyers to lawyers type of situations," he said.

"So to be quite frank with you, there are thing...