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It is the biggest event of the year in American football and its one-day impact is hard to overestimate.

More than 150 million people in 180 nations are expected to watch the New England Patriots play the New York Giants in the 46th annual Super Bowl.

Even so, it is safe to say the Super Bowl is about far more than just the game.

Al Jazeera's John Hendren reports from Indianapolis, Indiana.

Source: Al Jazeera