Two-time champion Kei Nishikori cruised into the quarterfinals of the Barcelona Open with a straight-sets win over Canadian Felix Auger-Aliassime in the third round on Thursday.The fourth-seeded Japanese made quick work of his 18-year-old opponent, winning 6-1, 6-3 in 1 hour, 23 minutes at the Real Club de Tennis Barcelona-1899.In the first meeting between the pair, world No. 7 Nishikori conceded a solitary break point, while breaking the 31st-ranked Auger-Aliassime five times."My opponent was dictating the flow for a while there (in the second set), but I fought through it," Nishikori said…READ FULL ARTICLE