A view of football that you've never heard before. Sal talks in depth about his new book, "How Football Explains America," and explains how football originated in America,  how football in America was influenced by African American culture, military history and  cultural shifts across generations and why the Quarter-Back Position is the most revered of any position in sports. He also gives fascinating insight into influences of Bill Belichick, Vince Lombardi, Paul Brown, Bill Parcells, Joe Namath and the Manning Family and much more.