Spanish tennis star Carlos Alcaraz says he feels sad for Rafael Nadal as he would love to see his idol fully healthy for the French Open. The last few months have been extremely tough for Nadal. In Indian Wells, Nadal sustained a rib stress fracture, which kept him out of action for a month and a half and forced to skip Monte Carlo and Barcelona. Nadal kicked off his clay season in Madrid but he is still having health issues as he is now plagued by a lingering foot issue. Nadal suffered a shock round-of-16 in Rome and after the …