Top-seeded Agnieszka Radwanska of Poland won 6-0, 6-0 for the fourth time in a WTA main draw on Wednesday. Chanelle Scheepers of South Africa was the latest to be "double-bageled" by Radwanska, in the second round of the Korea Open. Read more http://espn.go.com/tennis/story/_/i...-karlolina-pliskova-reach-korea-open-quarters