Rafael Nadal (ESP) during the ATP match Nadal (ESP) vs Philip Kohlschreiber (GER) at the Internazionali BNL d'Italia 2016 at the Foro Italico on May 11, 2016 in Rome, Italy. (Photo by Giuseppe Maffia / DPI / NurPhoto via Getty Images)
Rafael Nadal (ESP) during the ATP match Nadal (ESP) vs Philip Kohlschreiber (GER) at the Internazionali BNL d'Italia 2016 at the Foro Italico on May 11, 2016 in Rome, Italy. (Photo by Giuseppe Maffia / DPI / NurPhoto via Getty Images)