Jon Rahm a quick study and a rising starSAN DIEGO (AP) It took Jon Rahm four tournaments to secure a PGA Tour card out of college, and 12 events as a pro to deliver his first PGA Tour victory. And itSI Staff|Share on FacebookShare on XAdd us as a preferred sourceJon Rahm a quick study and a rising starAdd us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Jan 30, 2017 | Modified Jan 30, 2017SI STAFFShare on FacebookShare on X