Li, Radwanska advance to second round at the Madrid OpenCopyright 2014 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceLi, Radwanska advance to second round at the Madrid OpenCopyright 2014 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.Add us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished May 5, 2014 | Modified May 5, 2014SI STAFFShare on FacebookShare on XHome/Tennis