Emma Raducanu reached the quarter-finals of the Korea Open after beating Yuan Yue of China in straight sets. The 21-year-old needed seven match points to secure a hard-fought 6-4, 6-3 victory over the eighth seed.
Raducanu edged ahead to win a close first set and built a quick lead at the start of the second, then held off a comeback from Yuan and served eight aces during the second set.