Stunned Casper Ruud follows ill Cameron Norrie out of Korea Open
Japan's Nishioka had the top seed and US Open finalist on the back foot from the start, breaking his first service game without allowing the Norwegian to take a point before powering to the first set 6-2. Ruud rallied to take the second set 6-3 but was outclassed in the third set as Nishioka won it 6-2 to take a shock victory in just under two hours in Seoul.


