Maria Sharapova loses 3 major endorsements in one day after her first bad drug test
Vikings' Peterson Signs Shoe Deal With Adidas, Sees Endorsement Potential Bounce Back
Adrian Peterson deep in debt despite earning $99m after 'trusting wrong people', Washington Commanders
Michael Vick, American Football Wiki
Vikings officials say decision to bar Adrian Peterson was '100%' theirs - Los Angeles Times
Goodell Bars Peterson for Rest of Season and Says He Could Miss Games in 2015 - The New York Times
Adrian Peterson's Contract with Nike Terminated by Company, News, Scores, Highlights, Stats, and Rumors
Nike's long list of disgraced athletes
NFL history: 100 people who shaped the league, pro football - Sports Illustrated
Houston Mitchell - Baltimore Sun
Adrian Peterson on parenting, forgiveness, being a public pariah - Sports Illustrated