Koerstz Madsen rallies to beat Stackhouse in Symetra ClassicMILTON, Ga. (AP) Nanna Koerstz Madsen rallied to beat former Stanford star Mariah Stackhouse on Sunday in the Symetra Classic. Koerstz Madsen, the 22-year-oldSI Staff|Share on FacebookShare on XAdd us as a preferred sourceAdd us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Apr 30, 2017 | Modified Apr 30, 2017SI STAFFShare on FacebookShare on X