Rafael Nadal has described Jannik Sinner’s ability to retain focus on his tennis as “amazing”, despite the distraction of his doping case.
Nadal, who retired last November as Spain lost in the quarter-finals of the Davis Cup Finals, was speaking on former pro Andy Roddick’s podcast, Served with Andy Roddick, in a wide-ranging interview covering everything from his decision to retire to his rivalries with Roger Federer and Novak Djokovic.
