Richard Anderson, of New Orleans, plays the trombone as the Kinfolks Brass Band marches along the Riverwalk in New Orleans, Friday, Feb. 1, 2013. The Baltimore Ravens will play the San Francisco 49ers in the NFL football Super Bowl on Sunday. (AP Photo/Elise Amendola)

People walk along Bourbon Street in downtown New Orleans, as revelers gathered in the city's French Quarter, Friday, Feb. 1, 2013. The city kicked off NFL football Super Bowl weekend as it awaits for Sunday's game between the San Francisco 49ers and the Baltimore Ravens at the Superdome. (AP Photo/Julio Cortez)

Mick Burton plays saxophone on a street corner in the French Quarter two days before the NFL football Super Bowl between the 49ers and the Baltimore Ravens, Friday, Feb. 1, 2013, in New Orleans. (AP Photo/David Goldman)

The Superdome, where the NFL Super Bowl XLVII football game between the San Francisco 49ers and Baltimore Ravens will be played, is seen at sunset Friday, Feb. 1, 2013, in New Orleans. (AP Photo/Charlie Riedel)

A second line brass band leads a parade through the French Quarter, two days ahead of the NFL football Super Bowl football game between the San Francisco 49ers and the Baltimore Ravens, Friday, Feb. 1, 2013, in New Orleans. (AP Photo/David Goldman)

A band plays in a bar on Bourbon Street on Friday, Feb. 1, 2013, in New Orleans, two days before the NFL football Super Bowl between the San Francisco 49ers and the Baltimore Ravens. (AP Photo/David Goldman)

Baltimore Ravens fan Bridget Duffy, of Baltimore, walks along Bourbon Street in the French Quarter of New Orleans, Friday, Feb. 1, 2013. The Ravens will take on the San Francisco 49ers in the NFL football Super Bowl on Sunday in New Orleans. (AP Photo/Jae C. Hong)

Banjo Man makes an appearance on Bourbon Street in the French Quarter during the week of the NFL Super Bowl XLVII football game between the Baltimore Ravens and the San Francisco 49ers on Friday, Feb. 1, 2013 in New Orleans. (AP Photo/Paul Spinelli)

Street performer James Small performs for visitors in Jackson Square in New Orleans, Saturday, Feb. 2, 2013. The city hosts NFL football's Super Bowl XLVII between the San Francisco 49ers and Baltimore Ravens on Sunday. (AP Photo/Marcio Jose Sanchez)

A large image of San Francisco 49ers quarterback Colin quarterback Colin Kaepernick decorates a building in New Orleans, Saturday, Feb. 2, 2013. The city hosts NFL football's Super Bowl XLVII between the San Francisco 49ers and Baltimore Ravens on Sunday. (AP Photo/Marcio Jose Sanchez)

Football fans, from left, Rion Loisel of Metairie, La., Uland Price, of Baton Rouge, La., and Mark Castanon of San Jose, Calif., pose for a photo wearing their custom made Super Bowl ring hats along the Riverwalk, Friday, Feb. 1, 2013, in New Orleans. The Baltimore Ravens play the San Francisco 49ers in NFL football's Super Bowl XLVII on Sunday. (AP Photo/Julie Jacobson)

Stefan Schexnayder, 8, gets a close up look of the Vince Lombardi Trophy on display at the NFL Experience, Friday, Feb. 1, 2013, in New Orleans. The Baltimore Ravens play the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Julie Jacobson)

Workers tighten mooring ropes on a barge floating in the Mississippi River with a giant Super Bowl XLVII logo aboard as part of fan festivities, Friday, Feb. 1, 2013, in New Orleans. The Baltimore Ravens play the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Elaine Thompson)

The Untouchables dance their way along the Riverwalk in New Orleans, Friday, Feb. 1, 2013. The Baltimore Ravens will play the San Francisco 49ers in the Super Bowl XLVII NFL football game on Sunday. (AP Photo/Elise Amendola)

Dance Queen Jennifer Jones, of New Orleans, strikes a pose in downtown New Orleans, Friday, Feb. 1, 2013. The Baltimore Ravens will play the San Francisco 49ers in the NFL football Super Bowl on Sunday. (AP Photo/Elise Amendola)

Soap bubbles fly down Bourbon Street in the French Quarter in New Orleans, Friday, Feb. 1, 2013, two days before the NFL football Super Bowl between the San Francisco 49ers and the Baltimore Ravens. (AP Photo/Jae C. Hong)

A statue of Jesus Christ casts a shadow on the wall of St. Louis Cathedral in the French Quarter of New Orleans, Friday, Feb. 1, 2013. The city will host NFL football's Super Bowl XLVII between the San Francisco 49ers and the Baltimore Ravens, Sunday. (AP Photo/Jae C. Hong)

Baltimore Ravens fans Greg Thompson, left, and Brian Donley, of Abingdon Md., wearing jackets decorated with the image of Ravens players, wait to order drinks at a bar on Bourbon Street in New Orleans on Friday, Feb. 1, 2013, two days ahead of Sunday's NFL football Super Bowl between the San Francisco 49ers and the Ravens. (AP Photo/David Goldman)

Roman numerals for NFL Super Bowl XLVII are silhouetted against the morning sky as they float on the Mississippi River Friday, Feb. 1, 2013, in New Orleans. The city will host the football game between the San Francisco 49ers and Baltimore Ravens. (AP Photo/Charlie Riedel)

A general view of New Orleans as fireworks go off over the Mississippi River on Thursday, January 31, 2013. (Perry Knotts/NFL)

A general view of Jackson Square in New Orleans on Thursday, January 31, 2013. (Perry Knotts/NFL)

A general view of the Super Bowl XLVII roman numerals at Woldenberg Riverfront Park in New Orleans on Friday, February 1, 2013. (Perry Knotts/NFL)

A general view of New Orleans from the Hilton Riverside on Friday, February 1, 2013. (Perry Knotts/NFL)

A giant football is displayed at Woldenberg Riverfront Park in New Orleans on Friday, February 1, 2013. (Perry Knotts/NFL)

A general view of New Orleans on Friday, February 1, 2013. (Perry Knotts/NFL)

Mardi Gras parade floats are on display at Mardi Gras World in New Orleans, LA on Wednesday, January 30, 2013. (Perry Knotts/NFL)

Mardi Gras parade floats are on display at Mardi Gras World in New Orleans, LA on Wednesday, January 30, 2013. (Perry Knotts/NFL)

Mardi Gras parade floats are on display at Mardi Gras World in New Orleans, LA on Wednesday, January 30, 2013. (Perry Knotts/NFL)

Mardi Gras parade floats are on display at Mardi Gras World in New Orleans, LA on Wednesday, January 30, 2013. (Perry Knotts/NFL)

Mardi Gras parade floats are on display at Mardi Gras World in New Orleans, LA on Wednesday, January 30, 2013. (Perry Knotts/NFL)

NFL signs are displayed throughout the city on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

Football fans pose for a photo on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

A local merchant poses for a photo on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

Locals pose for a photo outside of their restaurant on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

Mardi Gras beads are displayed at a local store on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

A welcome sign in New Orleans on Tuesday, January 29, 2013. (Perry Knotts/NFL)

Super Bowl XLVII banners are displayed in New Orleans on Tuesday, January 29, 2013. (Perry Knotts/NFL)

A detail of the the Superdome in New Orleans on Tuesday, January 29, 2013. (Perry Knotts/NFL)

A general view of the Superdome in New Orleans on Tuesday, January 29, 2013. (Perry Knotts/NFL)

A giant football is display in New Orleans on Tuesday, January 29, 2013. (Perry Knotts/NFL)

A general view of the the Superdome in New Orleans on Tuesday, January 29, 2013. (Perry Knotts/NFL)

A general view of the Mercedes-Benz Superdome in New Orleans, La., on Jan., 27, 2013. The Superdome will be the site of Super Bowl XLVII on Feb., 3. (Ben Liebenberg/NFL)

A general view of the Mercedes-Benz Superdome in New Orleans, La., on Jan., 27, 2013. The Superdome will be the site of Super Bowl XLVII on Feb., 3. (Ben Liebenberg/NFL)

A Super Bowl XLVII banner hangs in the media center at the New Orleans Convention Center in New Orleans, La., on Jan., 27, 2013. (Ben Liebenberg/NFL)

The NFL Super Bowl XLVII NFL football game logo is seen past the Mercedes-Benz Superdome on the face of an office building as preparations take place on Sunday, Jan. 27, 2013, in New Orleans. The Baltimore Ravens and San Francisco 49ers are scheduled to play in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

A worker secures a screen over a fence that surrounds the Mercedes-Benz Superdome as crews prepare for the NFL Super Bowl XLVII football game on Sunday, Jan. 27, 2013, in New Orleans. The Baltimore Ravens and San Francisco 49ers are scheduled to play in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Kendall Williamson, left, of St. Louis, stands by a giant football and has her picture made by Heather Chau, right, on Sunday, Jan. 27, 2013, in New Orleans. The San Francisco 49ers and the Baltimore Ravens are scheduled to play in the NFL Super Bowl XLVII football game on Feb. 3. (AP Photo/Mark Humphrey)

Street performer Tim Evans, left, holds a football as he poses as a stature on Sunday, Jan. 27, 2013, in New Orleans. The San Francisco 49ers and the Baltimore Ravens are scheduled to play in the NFL Super Bowl XLVII football game on Feb. 3. (AP Photo/Mark Humphrey)

Street performer Ruben Moten, a San Francisco native, wears a San Francisco 49ers visor as he performs as a robot on Sunday, Jan. 27, 2013, in New Orleans. The 49ers and the Baltimore Ravens are scheduled to play in the NFL Super Bowl XLVII football game on Feb. 3. (AP Photo/Mark Humphrey)

Emmanuel Joiner, left, and Kendrick Mills secure a screen over a fence that surrounds the Mercedes-Benz Superdome as crews prepare for the NFL Super Bowl XLVII football game on Sunday, Jan. 27, 2013, in New Orleans. The Baltimore Ravens and San Francisco 49ers are scheduled to play in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Emmanuel Joiner, left, and Kendrick Mills secure a screen over a fence that surrounds the Mercedes-Benz Superdome as crews prepare for the NFL Super Bowl XLVII football game on Sunday, Jan. 27, 2013, in New Orleans. The Baltimore Ravens and San Francisco 49ers are scheduled to play in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

A worker walks outside of the Mercedes-Benz Superdome as preparations take place for the NFL Super Bowl XLVII football game on Sunday, Jan. 27, 2013, in New Orleans. The Baltimore Ravens and San Francisco 49ers are scheduled to play in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

A worker builds a tent outside of the Mercedes-Benz Superdome as preparations take place for the NFL Super Bowl XLVII football game on Sunday, Jan. 27, 2013, in New Orleans. The Baltimore Ravens and San Francisco 49ers are scheduled to play in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

A worker in a San Francisco 49ers hard hat walks outside of the Mercedes-Benz Superdome as preparations take place for the NFL Super Bowl XLVII football game on Sunday, Jan. 27, 2013, in New Orleans. The Baltimore Ravens and San Francisco 49ers are scheduled to play in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

A general view of New Orleans on Monday, January 28, 2013. (Ben Liebenberg/NFL)

Masks are on display in a store on Monday, January 28, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

A general view of New Orleans on Monday, January 28, 2013. (Ben Liebenberg/NFL)

Pedestrians walk past a large Super Bowl XLVII banner outside the Mercedes-Benz Superdome on Monday, Jan. 28, 2013, in New Orleans. The San Francisco 49ers are scheduled to face the Baltimore Ravens in the NFL Super Bowl XLVII football game on Feb. 3. (AP Photo/Mark Humphrey)

Workers drive through an area being set up for fans outside the Mercedes-Benz Superdome on Monday, Jan. 28, 2013, in New Orleans. The San Francisco 49ers are scheduled to face the Baltimore Ravens in the NFL Super Bowl XLVII football game on Feb. 3. (AP Photo/Mark Humphrey)

A worker drives by a structure modeled after the Vince Lombardi Trophy outside the Mercedes-Benz Superdome on Monday, Jan. 28, 2013, in New Orleans. The San Francisco 49ers are scheduled to face the Baltimore Ravens in the NFL Super Bowl XLVII football game on Feb. 3. (AP Photo/Mark Humphrey)

Workers build a structure outside the Mercedes-Benz Superdome on Monday, Jan. 28, 2013, in New Orleans. Behind them is a large picture of San Francisco 49ers linebacker Patrick Willis. The San Francisco 49ers are scheduled to face the Baltimore Ravens in the NFL Super Bowl XLVII football game on Feb. 3. (AP Photo/Mark Humphrey)

A Mardi Gras mask and decorations are displayed on a balcony on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

Merchants pose for a photo outside of their store on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

A NFL table is displayed at the Hyatt on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

A giant football is displayed in the city on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

NFL signs are displayed throughout the city on Monday, January 28, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

Preparations are made at the Superdome for Super Bowl XLVII in New Orleans, LA on Wednesday, January 30, 2013. (Celeste Pascual/NFL)

A general view of Canal Street in New Orleans, LA on Wednesday, January 30, 2013. (Celeste Pascual/NFL)

A general view of New Orleans, LA on Wednesday, January 30, 2013. (Celeste Pascual/NFL)

A general view of the Superdome in New Orleans, LA on Wednesday, January 30, 2013. (Celeste Pascual/NFL)