Jannik Sinner was once viewed as an explosive talent custom-built for hardcourt tennis but the four-times Grand Slam champion’s assiduous work on his patience and control has made him the man to beat on clay heading into the French Open.
It had long been assumed that in his era-defining rivalry with Carlos Alcaraz, Sinner would scoop up more Grand Slam titles on faster surfaces while the Spaniard would have the
