Japan's Kei Nishikori fell to former world No. 1 Novak Djokovic in the quarterfinals of the clay-court Italian Open on Friday, going down 2-6, 6-1, 6-3.Nishikori, currently ranked 24th in the world, got off to a strong start against the 11th-seeded Serbian, nabbing unanswered breaks in the opening and fifth games to win the first set.But 28-year-old Nishikori could not build on the lead as he failed to hold serve, winning his only game in the second set on a service break aided by a pair of double-faults by his opponent.In the final set, Djokovic converted a crucial break in the seventh gam…READ FULL ARTICLE