Fireworks burst over MetLife Stadium before the NFL Super Bowl XLVIII football game between the Seattle Seahawks and the Denver Broncos, Sunday, Feb. 2, 2014, in East Rutherford, N.J. (AP Photo/Seth Wenig)
Denver Broncos fans cheer at MetLife Stadium before the NFL Super Bowl XLVIII football game between the Seattle Seahawks and the Broncos Sunday, Feb. 2, 2014, in East Rutherford, N.J. (AP Photo/Evan Vucci)
Fans play an interactive video game outside MetLife Stadium before the NFL Super Bowl XLVIII football game between the Seattle Seahawks and the Denver Broncos Sunday, Feb. 2, 2014, in East Rutherford, N.J. (AP Photo/Seth Wenig)
Seahawks quarterback Russell Wilson arrives at MetLife Stadium as the Seahawks prepare to face the Denver Broncos in Super Bowl XLVIII at MetLife Stadium in East Rutherford, N.J., Sunday, Feb. 2, 2014. (AP Photo/The Seattle Times, John Lok)
Fireworks burst over MetLife Stadium before the NFL Super Bowl XLVIII football game between the Seattle Seahawks and the Denver Broncos, Sunday, Feb. 2, 2014, in East Rutherford, N.J. (AP Photo/Seth Wenig)
Fans walk near the MetLife Stadium before the NFL Super Bowl XLVIII football game between the Seattle Seahawks and the Denver Broncos Sunday, Feb. 2, 2014, in East Rutherford, N.J. (AP Photo/Seth Wenig)
A Seattle Seahawks fan holds his gloved hands up at MetLife Stadium before the NFL Super Bowl XLVIII football game between the Seahawks and the Denver Broncos Sunday, Feb. 2, 2014, in East Rutherford, N.J.(AP Photo/Ted S. Warren)
A Seattle Seahawks fan flexes at MetLife Stadium before the NFL Super Bowl XLVIII football game between the Seattle Seahawks and the Denver Broncos Sunday, Feb. 2, 2014, in East Rutherford, N.J. (AP Photo/Evan Vucci)