Adrian Peterson isn't retired yet. He's 38 and wants to play in the NFL this season
Adrian Peterson: 'It's time for a change' - Los Angeles Times
Adrian Peterson hasn't retired, hopes to play one more season
4 Reasons Adrian Peterson Won't Return To Vikings - CBS Minnesota
Vikings being careful with Adrian Peterson – Daily News
Adrian Peterson returns to the Vikings
Adrian Peterson, Minnesota Vikings agree to redo last 3 years of deal – The Denver Post
Adrian Peterson, National Football League, News, Scores, Highlights, Stats, and Rumors
Adrian Peterson - NFL News, Rumors, & Updates
Seattle Seahawks: Signing Adrian Peterson Makes Perfect Sense
Adrian Peterson wants to retire with Minnesota Vikings - Washington Times
Adrian Peterson's goal is to retire as Minnesota Viking
Adrian Peterson, still going strong, will eventually 'retire a Viking'
Peterson: 'I would love to retire as a Viking'
Adrian Peterson returns to Vikings