Japan's Kei Nishikori defeated world No. 4 Grigor Dimitrov in three sets on Wednesday to advance to the third round of the Italian Open.Nishikori, ranked 24th in the world, lost the first set in a tie break before coming back to beat the third seed 6-7(4), 7-5, 6-4 in two hours, 55 minutes. With the second set even at 5-5, Nishikori fired his only ace of the match to hold serve and then broke the Bulgarian to even the match at one set apiece.Earlier, an out-of-sorts Naomi Osaka offered little resistance to world No. 1 Simona Halep, lasting just 59 minutes in a 6-1, 6-0 second-round drubbing…READ FULL ARTICLE