The requirements were all there – the public of the great occasions, the stage of the Foro Italico, the sun – to write another splendid page of blue tennis. But the gods of Olympus did not want…. The overwhelming enthusiasm of the fans that packed the Centrale was not enough: Jannik Sinner walked off the stage in the quarterfinals of the Internazionali BNL d’Italia (ATP Masters 1000 season five – prize purse €5,415,410) on the red clay of the Italian Forum.In the second match of the program, the 20-year-old from Sesto Pusteria, n.13 in the ranking and 10th in the seed, lost …