After long world tour, Spieth vows never againSINGAPORE (AP) After waiting an extra day just to play one shot, Jordan Spieth finally headed home to the United States on Monday, vowing to never againSI Staff|Share on FacebookShare on XAdd us as a preferred sourceAfter long world tour, Spieth vows never againAdd us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Feb 1, 2016 | Modified Feb 1, 2016SI STAFFShare on FacebookShare on X