Vikings History Timeline Minnesota Vikings –
List of Minnesota Vikings starting quarterbacks - Wikipedia
Minnesota Vikings - Wikipedia
Greatest Pittsburgh Steelers Head Coaches of All Time - Sports Illustrated
Sources - Vikings head coach Mike Zimmer agrees to multiyear contract extension - ESPN
Past/Present: Deion Sanders Named Colorado HC
Minnesota Vikings - Wikipedia
Vikings coach Kevin O'Connell has gotten to know legendary Bud Grant, and it's 'a real joy' – Twin Cities
Minnesota Vikings: Case Keenum, Stefon Diggs' Magic Moment – Rolling Stone