Minnesota Vikings cheerleaders perform during the first half of an NFL preseason football game between the Minnesota Vikings and the Tennessee Titans Thursday, Aug. 29, 2013, in Minneapolis. (AP Photo/Ann Heisenfelt)

Carolina Panthers cheerleaders perform during the first half of an NFL football game against the Carolina Panthers in Charlotte, N.C., Thursday, Aug. 29, 2013. (AP Photo/Bob Leverone)

Atlanta Falcons cheerleaders perform before the first half of a preseason NFL football game against the Jacksonville Jaguars, Thursday, Aug. 29, 2013, in Atlanta. (AP Photo/John Bazemore)

Miami Dolphins cheerleaders perform during the second half of an NFL preseason football game against the New Orleans Saints, Thursday, Aug. 29, 2013 in Miami Gardens, Fla. (AP Photo/J Pat Carter)

Carolina Panthers cheerleaders perform during the first half of an NFL football game against the Pittsburgh Steelers in Charlotte, N.C., Thursday, Aug. 29, 2013. (AP Photo/Bob Leverone)

Denver Broncos cheerleaders perform during the first quarter of a preseason NFL football game between the Broncos and the Arizona Cardinals, Thursday, Aug. 29, 2013, in Denver. (AP Photo/Jack Dempsey)

Buffalo Bills cheerleaders pose for photographs during the first half of an NFL football game against the Detroit Lions Thursday, Aug. 29, 2013, in Orchard Park, N.Y. (AP Photo/Gary Wiepert)

A San Francisco 49ers cheerleader performs first half an NFL preseason football game between the San Francisco 49ers and the Minnesota Vikings in San Francisco, Sunday, Aug. 25, 2013. (AP Photo/Marcio Jose Sanchez)

Dallas Cowboys cheerleaders perform during an NFL preseason football game against the Cincinnati Bengals on Saturday, August 24, 2013, at AT&T Stadium in Arlington, Texas. The Cowboys defeated the Bengals, 24-18. (AP Photo/James D. Smith)

Dallas Cowboys cheerleaders perform during an NFL preseason football game against the Cincinnati Bengals on Saturday, August 24, 2013, at AT&T Stadium in Arlington, Texas. The Cowboys defeated the Bengals, 24-18. (AP Photo/James D. Smith)

A Denver Broncos cheerleader performs during an NFL preseason football game against the St. Louis Rams on Saturday, Aug. 24, 2013 in Denver. The Broncos won, 27-26. (AP Photo/G. Newman Lowrance)

Oakland Raiders Cheerleaders during the NFL preseason game between the Chicago Bears at the O.co Coliseum in Oakland, California on Friday, Dec. 23, 2013. (Ric Tapia/NFL)

Oakland Raiders Cheerleaders during the NFL preseason game between the Chicago Bears at the O.co Coliseum in Oakland, California on Friday, Dec. 23, 2013. (Ric Tapia/NFL)

Oakland Raiders Cheerleaders during the NFL preseason game between the Chicago Bears at the O.co Coliseum in Oakland, California on Friday, Dec. 23, 2013. (Ric Tapia/NFL)

Oakland Raiders Cheerleaders during the NFL preseason game between the Chicago Bears at the O.co Coliseum in Oakland, California on Friday, Dec. 23, 2013. (Ric Tapia/NFL)

Dallas Cowboys cheerleaders perform during an NFL preseason football game against the Cincinnati Bengals on Saturday, August 24, 2013, at AT&T Stadium in Arlington, Texas. The Cowboys defeated the Bengals, 24-18. (AP Photo/James D. Smith)

Indianapolis Colts cheerleaders perform during the second half of a preseason NFL football game against the Cleveland Browns in Indianapolis, Saturday, Aug. 24, 2013. (AP Photo/Jeff Roberson)

Arizona Cardinals cheerleaders perform during the first half of a preseason NFL football game against the San Diego Chargers, Saturday, Aug. 24, 2013, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Denver Broncos cheerleaders perform during timeout in the second quarter of a preseason NFL football game against the St. Louis Rams, Saturday, Aug. 24, 2013, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos cheerleaders cheer during a timeout against the St. Louis Rams in the second quarter of a preseason NFL football game, Saturday, Aug. 24, 2013, in Denver. (AP Photo/Joe Mahoney)

Houston Texans cheerleaders perform during the first half of a preseason NFL football game against the New Orleans Saints Sunday, Aug. 25, 2013, in Houston. (AP Photo/Patric Schneider)

Tennessee Titans cheerleaders perform during the first half of an NFL preseason football game against the Atlanta Falcons, Saturday, Aug. 24, 2013, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Tennessee Titans cheerleaders perform during the second half of an NFL preseason football game against the Atlanta Falcons, Saturday, Aug. 24, 2013, in Nashville, Tenn. The Tennessee Titans won 27-16. (AP Photo/Mark Zaleski)

Members of the Dallas Cowboys cheerleaders perform before the Cowboys' preseason NFL football game against the Cincinnati Bengals, Saturday, Aug. 24, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Miami Dolphins cheerleaders perform during the first half of an NFL preseason football game against the Tampa Bay Buccaneers, Saturday, Aug.24, 2013 in Miami Gardens, Fla. (AP Photo/Wilfredo Lee)

Denver Broncos cheerleaders cheer during a timeout against the St. Louis Rams in the second quarter of a preseason NFL football game, Saturday, Aug. 24, 2013, in Denver. (AP Photo/Joe Mahoney)

The Washington Redskins cheerleaders perform in the first half of an NFL preseason football game against the Buffalo Bills Saturday, Aug. 24, 2013, in Landover, Md. (AP Photo/Nick Wass)

A Jacksonville Jaguars cheerleader performs during an NFL preseason football game against the Philadelphia Eagles at EverBank Field on Saturday, Aug. 24, 2013 in Jacksonville, Fla. The Eagles won 31-24. (Perry Knotts/NFL)

A Jacksonville Jaguars cheerleader performs during an NFL preseason football game against the Philadelphia Eagles at EverBank Field on Saturday, Aug. 24, 2013 in Jacksonville, Fla. The Eagles won 31-24. (Perry Knotts/NFL)

A Jacksonville Jaguars cheerleader performs during an NFL preseason football game against the Philadelphia Eagles at EverBank Field on Saturday, Aug. 24, 2013 in Jacksonville, Fla. The Eagles won 31-24. (Perry Knotts/NFL)

Jacksonville Jaguars cheerleaders perform during an NFL preseason football game against the Philadelphia Eagles at EverBank Field on Saturday, Aug. 24, 2013 in Jacksonville, Fla. The Eagles won 31-24. (Perry Knotts/NFL)

Jacksonville Jaguars cheerleaders perform during an NFL preseason football game against the Philadelphia Eagles at EverBank Field on Saturday, Aug. 24, 2013 in Jacksonville, Fla. The Eagles won 31-24. (Perry Knotts/NFL)

The Washington Redskins cheerleaders perform before an NFL preseason football against the Pittsburgh Steelers game Monday, Aug. 19, 2013, in Landover, Md. (AP Photo/Nick Wass)

The Washington Redskins cheerleaders perform before an NFL preseason football against the Pittsburgh Steelers game Monday, Aug. 19, 2013, in Landover, Md. (AP Photo/Nick Wass)

The Washington Redskins cheerleaders perform before an NFL preseason football against the Pittsburgh Steelers game Monday, Aug. 19, 2013, in Landover, Md. (AP Photo/Nick Wass)

The Washington Redskins cheerleaders perform before an NFL preseason football against the Pittsburgh Steelers game Monday, Aug. 19, 2013, in Landover, Md. (AP Photo/Nick Wass)

Kansas City Chiefs cheerleaders during the first half of an preseason NFL football game against the San Francisco 49ers at Arrowhead Stadium in Kansas City, Mo., Friday, Aug. 16, 2013. (AP Photo/Charlie Riedel)

New Orleans Saints cheerleaders perform in the first half of an NFL preseason football game against the Oakland Raiders at the Mercedes-Benz Superdome in New Orleans, Friday, Aug. 16, 2013. (AP Photo/Matthew Hinton)

Kansas City Chiefs cheerleaders during the first half of an preseason NFL football game against the San Francisco 49ers at Arrowhead Stadium in Kansas City, Mo., Friday, Aug. 16, 2013. (AP Photo/Charlie Riedel)

New England Patriots cheerleaders perform in the second half of an NFL preseason football game against the Tampa Bay Buccaneers Friday, Aug. 16, 2013, in Foxborough, Mass. (AP Photo/Michael Dwyer)

Buffalo Bills cheerleaders look on before an NFL preseason football game against the Minnesota Vikings Friday, Aug. 16, 2013, in Orchard Park, N.Y. (AP Photo/Bill Wippert)

Philadelphia Eagles cheerleaders perform during the first half of a preseason NFL football game against the Carolina Panthers, Thursday, Aug. 15, 2013, in Philadelphia. (AP Photo/Michael Perez)

The Baltimore Ravens cheerleaders perform during the first half of a preseason NFL football game against the Atlanta Falcons in Baltimore, Thursday Aug. 15, 2013. (AP Photo/Patrick Semansky)

An Indianapolis Colts cheerleader during the first half of an NFL preseason football game against the Buffalo Bills Sunday, Aug. 11, 2013, in Indianapolis. (AP Photo/Michael Conroy)

Indianapolis Colts cheerleaders during the second half of an NFL preseason football game against the Buffalo Bills Sunday, Aug. 11, 2013, in Indianapolis. (AP Photo/Michael Conroy)

San Diego Chargers' cheerleaders entertain in the second quarter of an NFL preseason football game against the Seattle Seahawks Thursday, Aug. 8, 2013, in San Diego. (AP Photo/Denis Poroy)

A San Francisco 49ers cheerleader during the second quarter of an NFL preseason football game against the Denver Broncos Thursday, Aug. 8, 2013, in San Francisco. (AP Photo/Marcio Jose Sanchez)

The Tampa Bay Buccaneers cheerleaders perform during the second half of an NFL preseason football game against the Baltimore Ravens in Tampa, Fla., Thursday, Aug. 8, 2013.(AP Photo/Phelan M. Ebenhack)

A Tampa Bay Buccaneers cheerleader performs against the Baltimore Ravens during the fourth quarter of an NFL preseason football game Thursday, Aug. 8, 2013, in Tampa, Fla. (AP Photo/Chris O'Meara)

San Francisco 49ers cheerleaders perform during the second quarter of an NFL preseason football game against the Denver Broncos Thursday, Aug. 8, 2013, in San Francisco. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers cheerleaders during the first quarter of an NFL preseason football game against the Denver Broncos Thursday, Aug. 8, 2013, in San Francisco. (AP Photo/Ben Margot)

San Francisco 49ers cheerleaders during the first quarter of an NFL preseason football game against the Denver Broncos Thursday, Aug. 8, 2013, in San Francisco. (AP Photo/Ben Margot)

A Tennessee Titans cheerleader performs in the second quarter of a preseason NFL football game between the Titans and the Washington Redskins on Thursday, Aug. 8, 2013, in Nashville, Tenn. (AP Photo/Wade Payne)

A Tampa Bay Buccaneers cheerleader performs during a rainstorm against the Baltimore Ravens during an NFL preseason football game Thursday, Aug. 8, 2013, in Tampa, Fla. (AP Photo/Phelan M. Ebenhack)

Atlanta Falcons cheerleaders perform before the first half of a preseason NFL football game against the Cincinnati Bengals, Thursday, Aug. 8, 2013, in Atlanta. (AP Photo/John Bazemore)

A Tampa Bay Buccaneers cheerleader performs during an NFL preseason football game against the Baltimore Ravens Thursday, Aug. 8, 2013, in Tampa, Fla. (AP Photo/Chris O'Meara)

Atlanta Falcons cheerleaders perform before the first half of a preseason NFL football game against the Cincinnati Bengals, Thursday, Aug. 8, 2013, in Atlanta. (AP Photo/John Bazemore)

Atlanta Falcons cheerleaders perform before the first half of a preseason NFL football game against the Cincinnati Bengals, Thursday, Aug. 8, 2013, in Atlanta. (AP Photo/John Bazemore)

A Jacksonville Jaguars cheerleader performs during the first half of an NFL preseason football game against the Miami Dolphins, Friday, Aug. 9, 2013, in Jacksonville, Fla. (AP Photo/John Raoux)

Jacksonville Jaguars cheerleaders perform during the first half of an NFL preseason football game against the Miami Dolphins, Friday, Aug. 9, 2013, in Jacksonville, Fla. (AP Photo/Phelan M. Ebenhack)

A Green Bay Packers cheerleader during the first half of a preseason NFL football game between the Green Bay Packers and the Arizona Cardinals Friday, Aug. 9, 2013, in Green Bay, Wis. (AP Photo/Tom Lynn)

Philadelphia Eagles cheerleaders perform during the first half of a preseason NFL football game against the New England Patriots, Friday, Aug. 9, 2013, in Philadelphia. (AP Photo/Michael Perez)

A Carolina Panthers cheerleader performs during the first half of a preseason NFL football game against the Chicago Bears in Charlotte, N.C., Friday, Aug. 9, 2013. (AP Photo/Mike McCarn)

Philadelphia Eagles cheerleaders perform during the first half of a preseason NFL football game against the New England Patriots, Friday, Aug. 9, 2013, in Philadelphia. (AP Photo/Michael Perez)

The Tampa Bay Buccaneers cheerleaders perform during the second half of an NFL preseason football game against the Baltimore Ravens in Tampa, Fla., Thursday, Aug. 8, 2013.(AP Photo/Phelan M. Ebenhack)

The Tampa Bay Buccaneers cheerleaders perform during the second half of an NFL preseason football game against the Baltimore Ravens in Tampa, Fla., Thursday, Aug. 8, 2013.(AP Photo/Phelan M. Ebenhack)

San Diego Chargers cheerleader come onto the field before an NFL preseason football game between the San Diego Chargers and the Seattle Seahawks Thursday, Aug. 8, 2013, in San Diego. (AP Photo/Denis Poroy)

San Diego Chargers cheerleaders perform during the second half of an NFL preseason football game between the San Diego Chargers and the Seattle Seahawks Thursday, Aug. 8, 2013, in San Diego. (AP Photo/Denis Poroy)

A Carolina Panthers cheerleader entertains the crowd in an NFL game against the Chicago Bears Friday, August 9, 2013 in Charlotte, N.C. (AP Photo/Margaret Bowles)

Minnesota Vikings cheerleaders during a football game between the Minnesota Vikings and the Houston Texans won by the Texan 27-13 on Friday, Aug. 9, 2013 in Minneapolis.(AP Photo/Andy King)

Minnesota Vikings cheerleaders perform in the first half of an NFL preseason football game against the Houston Texans, Friday, Aug. 9, 20013, in Minneapolis. (AP Photo/Andy King)

San Diego Chargers cheerleader come onto the field before an NFL preseason football game between the San Diego Chargers and the Seattle Seahawks Thursday, Aug. 8, 2013, in San Diego. (AP Photo/Denis Poroy)

A Philadelphia Eagles' cheerleader performs during the first half of a preseason NFL football game against the New England Patriots, Friday, Aug. 9, 2013, in Philadelphia. (AP Photo/Matt Rourke)

An Oakland Raiders cheerleader performs during the first half of an NFL preseason football game between the Oakland Raiders and the Dallas Cowboys in Oakland, Calif., Friday, Aug. 9, 2013. (AP Photo/Marcio Jose Sanchez)

Carolina Panthers cheerleaders perform during the first half of a preseason NFL football game against the Chicago Bears in Charlotte, N.C., Friday, Aug. 9, 2013. (AP Photo/Bob Leverone)

New Orleans Saints cheerleaders perform during the first half of an NFL preseason football game against the Kansas City Chiefs at the Mercedes-Benz Superdome in New Orleans, Friday, Aug. 9, 2013. (AP Photo/Jonathan Bachman)

Jacksonville Jaguars cheerleaders perform during the first half of an NFL preseason football game against the Miami Dolphins, Friday, Aug. 9, 2013, in Jacksonville, Fla. (AP Photo/Stephen Morton)