Rotterdam Open: Japan's Kei Nishikori beats Ernests Gulbis in straight sets to enter quarter-final - Firstpost

Rotterdam Open: Japan's Kei Nishikori beats Ernests Gulbis in straight sets to enter quarter-final  FirstpostJapan's Kei Nishikori carved out a comfortable 6-1, 6-4 win over Latvian Ernests Gulbis on Thursday to power into the Rotterdam Open quarter-finals.