Jordan Spieth speaks out on texting and drivingNine months after Jordan Spieth signed an endorsement deal with AT&T, the 21-year-old Texan is starring in his first TV commercial with the Dallas-basedSI 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 Mar 31, 2015 | Modified Mar 31, 2015SI STAFFShare on FacebookShare on X