Four-time Grand Slam champion Carlos Alcaraz says he was unaware there would be a class-action lawsuit filed in U.S. federal court against some of the groups that run tennis and made clear that he does not back the effort by the players' association co-founded by Novak Djokovic.

Meanwhile, it has been announced that Alcaraz and Djokovic will make their debut in Florida on Friday, March 21 (the time has not yet been defined). In case of victory, their third round is scheduled for Sunday 23 March, while on Tuesday 25 March all the matches valid for the round of 16 will be played.

Carlos Alcaraz, Novak Djokovic and Andy Murray were seen together once again. Ths time around, the players were spotted at the Miami Open, ahead of the start of their respective campaigns.