Jannik Sinner is still regaining his focus on the tennis court after his three-month doping ban. The top-ranked player overcame a brief lapse during the first set of a 6-4, 6-2 victory over Dutch qualifier Jesper De Jong in his second match back on tour at the Italian Open on Monday.

Sinner is Italy's chosen one. At the Foro Italico in Rome, his comeback from an anti-doping ban overtakes all else in tennis.