Australian Open: Rafael Nadal edges past Kei Nishikori; Grigor Dimitrov makes history
Monday 20 January 2014 11:09, UK
Image:Rafael Nadal celebrates a hard-fought last 16 win over Kei Nishikori
Rafael Nadal progressed through to the quarter-finals of the Australian Open with a straight sets victory over Kei Nishikori, but it was a far from comfortable outing for the world number one.
