Tennis expert Mats Wilander predicts it will be hard for Rafael Nadal to have a perfect preparation for the French Open. Nadal, a record 13-time Grand Slam champion, suffered a rib stress fracture in Indian Wells. Nadal is set to be out for four to six weeks and that means he won’t play at the Monte Carlo Masters. Nadal will likely be also forced to skip Barcelona. “Nadal will not have a perfect preparation. Can he train hard? Can he spend enough hours on the court before Roland‐Garros? That’s the big question. In any case, it will be very, very tight for him to be ready,” Wilander said, per We Love Tennis.“Even if it’s only for one tournament: I would like to see all three of t …