JACKSON, MS - JULY 31: New Orleans Saints running back Reggie Bush #26 practices during the Saints' training camp at Millsaps College July 31, 2008 in Jackson, Mississippi. (Photo by Sean Gardner/Getty Images)

ALLEN PARK, MI - JULY 24: John Standeford #16 of the Detroit Lions tries to make a catch during training camp at the Detroit Lions Headquarters and Training Facility on July 24, 2008 in Allen Park, Michigan. (Photo by Gregory Shamus/Getty Images)

New York Giants head coach Tom Coughlin watches players stretch during football training camp in Albany, N.Y., Friday, July 25, 2008. (AP Photo/Mike Groll)

Baltimore Ravens quarterback Joe Flacco moves the ball during drills on the the first day of football training camp, Tuesday, July 22, 2008, in Westminster, Md. (AP Photo/Rob Carr)

Washington Redskins' Clinton Portis, right, and teammate Ladell Betts, left, practice blocking drills at the morning session of football training camp at Redskins Park, Wednesday, July 23, 2008, in Ashburn, Va. (AP Photo/Pablo Martinez Monsivais)

Washington Redskins corner back Fred Smoot leaps to catch a volleyball during drills at the afternoon session of football training camp Monday, July 21, 2008 in Ashburn, Va.(AP Photo/Pablo Martinez Monsivais)

Baltimore Ravens wide receiver Patrick Carter waits for the ball as coach John Harbaugh defends him during drills at football training camp, Wednesday, July 23, 2008, in Westminster, Md. (AP Photo/Rob Carr)

Washington Redskins Jason Taylor, left, signs autographs for fans at football training camp at Redskins Park Wednesday, July 23, 2008, in Ashburn, Va.(AP Photo/Pablo Martinez Monsivais)

Washington Redskins rookie wide receiver Malcolm Kelly walks onto the field for morning session of training camp at Redskins Park, Monday, July 21, 2008 in Ashburn, Va. (AP Photo/Pablo Martinez Monsivais)

Philadelphia Eagles running back Ryan Moats signs autographs during football training camp at Lehigh University, in Bethlehem, Pa., Tuesday, July 22, 2008. (AP Photo/Matt Rourke)

KIRKLAND, WA - JULY 25: Quarterback Matt Hasselbeck #8 of the Seattle Seahawks points down field as he passes during training camp at the team's training facility on July 25, 2008 in Kirkland, Washington. (Photo by Otto Greule Jr/Getty Images)

FOXBORO, MA - JULY 24: Randy Moss #81 of the New England Patriots participates in a drill during the first day of training camp at Gillette Stadium on July 24, 2008 in Foxboro, Massachusetts. (Photo by Jim Rogash/Getty Images)

KIRKLAND, WA - JULY 25: Wide receiver Ben Obomanu #87 of the Seattle Seahawks runs a pass pattern with a broom behind his back during training camp at the team's training facility on July 25, 2008 in Kirkland, Washington. (Photo by Otto Greule Jr/Getty Images)

PITTSFORD, NY - JULY 25: Dwayne Wright #31 of the Buffalo Bills stiff arms his teammate William James #21 during Training Camp on July 25, 2008 at Saint John Fisher College in Pittsford, New York. (Photo by Rick Stewart/Getty Images)

PITTSFORD, NY - JULY 25: Ko Simpson #30, Lee Evans #83 and Ashton Youboty #26 of the Buffalo Bills try to catch a pass intended for Evans during Training Camp on July 25, 2008 at Saint John Fisher College in Pittsford, New York. Simpson intercepted the pass. (Photo by Rick Stewart/Getty Images)

GREEN BAY, WI - JULY 28: Aaron Rodgers #12 of the Green Bay Packers works out during summer training camp on July 28, 2008 at the Hutson Center in Green Bay, Wisconsin. (Photo by Jonathan Daniel/Getty Images)

LATROBE, PA - JULY 28: Ben Roethlisberger #7 of the Pittsburgh Steelers signs autographs during training camp at St. Vincent College on July 28, 2008 in Latrobe, Pennsylvania. (Photo by Gregory Shamus/Getty Images)

LATROBE, PA - JULY 28: Limas Sweed #14 of the Pittsburgh Steelers carries a teammate's pads after practice during training camp at St. Vincent College on July 28, 2008 in Latrobe, Pennsylvania. (Photo by Gregory Shamus/Getty Images)

LATROBE, PA - JULY 28: Ben Roethlisberger #7 of the Pittsburgh Steelers warms up for practice during training camp at St. Vincent College on July 28, 2008 in Latrobe, Pennsylvania. (Photo by Gregory Shamus/Getty Images)

GREEN BAY, WI - JULY 28: Tramon Williams #38 of the Green Bay Packers breaks up a pass intended for Donald Driver #80 during summer training camp on July 28, 2008 at the Hutson Center in Green Bay, Wisconsin. (Photo by Jonathan Daniel/Getty Images)

ALLEN PARK, MI - JULY 24: Drew Stanton #5 of the Detroit Lions gets ready to throw during training camp at the Detroit Lions Headquarters and Training Facility on July 24, 2008 in Allen Park, Michigan. (Photo by Gregory Shamus/Getty Images)

FOXBORO, MA - JULY 24: Tom Brady #12 and Kevin O'Connell #5 of the New England Patriots participate in a drill during the first day of training camp at Gillette Stadium on July 24, 2008 in Foxboro, Massachusetts. (Photo by Jim Rogash/Getty Images)

FOXBORO, MA - JULY 24: Randy Moss #81 of the New England Patriots participates in a drill during the first day of training camp at Gillette Stadium on July 24, 2008 in Foxboro, Massachusetts. (Photo by Jim Rogash/Getty Images)

ALLEN PARK, MI - JULY 24: Brian Calhoun #29 of the Detroit Lions runs a drill during training camp at the Detroit Lions Headquarters and Training Facility on July 24, 2008 in Allen Park, Michigan. (Photo by Gregory Shamus/Getty Images)

KIRKLAND, WA - JULY 25: Safety Jamar Adams #36 of the Seattle Seahawks makes a leaping catch during training camp at the team's training facility on July 25, 2008 in Kirkland, Washington. (Photo by Otto Greule Jr/Getty Images)

KIRKLAND, WA - JULY 25: Quarterback Matt Hasselbeck #8 of the Seattle Seahawks looks to pass during training camp at the team's training facility on July 25, 2008 in Kirkland, Washington. (Photo by Otto Greule Jr/Getty Images)

NAPA, CA - JULY 25: Wide receiver Arman Shields #84 runs with the ball during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Quarterback JaMarcus Russell #2 laughs with teammates during drills as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Defensive backs DeAngelo Hall #23 and Michael Huff #24 laugh together during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

PITTSFORD, NY - JULY 25: Robert Royal #84 of the Buffalo Bills signs autographs during Training Camp on July 25, 2008 at Saint John Fisher College in Pittsford, New York. (Photo by Rick Stewart/Getty Images)

PITTSFORD, NY - JULY 25: JP Losman #7 and Trent Edwards #5 of the Buffalo Bills drop back to pass during Training Camp on July 25, 2008 at Saint John Fisher College in Pittsford, New York. (Photo by Rick Stewart/Getty Images)

NAPA, CA - JULY 25: Tight end Tony Stewart #86 makes a reception during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

PITTSFORD, NY - JULY 25: Blake Costanzo #54 (C) and Alvin Bowen #50 of the Buffalo Bills do linebacker drills during Training Camp on July 25, 2008 at Saint John Fisher College in Pittsford, New York. (Photo by Rick Stewart/Getty Images)

PITTSFORD, NY - JULY 25: Trent Edwards #5 of the Buffalo Bills hands off to Marshawn Lynch #23 who stubbles as head coach Dick Jauron watches during Training Camp on July 25, 2008 at Saint John Fisher College in Pittsford, New York. (Photo by Rick Stewart/Getty Images)

NAPA, CA - JULY 25: Quarterback JaMarcus Russell #2 talks with fullback Justin Griffith #26 during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

NAPA, CA - JULY 25: Running back Darren McFadden #20 runs with the ball during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

PITTSFORD, NY - JULY 25: Ko Simpson #30, Lee Evans #83 and Ashton Youboty #26 of the Buffalo Bills try to catch a pass intended for Evans during Training Camp on July 25, 2008 at Saint John Fisher College in Pittsford, New York. (Photo by Rick Stewart/Getty Images)

NAPA, CA - JULY 25: Defensive backs DeAngelo Hall #23 walks on the field during a morning session as the Oakland Raiders start their camp at the Marriott Hotel on July 25, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

KIRKLAND, WA - JULY 25: Defensive tackle Red Bryant #79 of the Seattle Seahawks battles Steve Vallos #69 during training camp at the team's training facility on July 25, 2008 in Kirkland, Washington. (Photo by Otto Greule Jr/Getty Images)

OXNARD, CA - JULY 25: Quarterback Brad Johnson #14 passes under the pressure of Eric Walden #53 during the Dallas Cowboys training camp on July 25, 2008 in Oxnard, California. (Photo by Jonathan Moore/Getty Images)

OXNARD, CA - JULY 25: Wide Receiver Patrick Crayton #84 the Dallas Cowboys signs autographs during training camp on July 25, 2008 in Oxnard, California. (Photo by Jonathan Moore/Getty Images)

OXNARD, CA - JULY 25: The Dallas Cowboys offense lines up during training camp on July 25, 2008 in Oxnard, California. (Photo by Jonathan Moore/Getty Images)

OXNARD, CA - JULY 25: Defensive Backs Dowane Davis #47 and Tyler Everett #37 practice during the Dallas Cowboys training camp on July 25, 2008 in Oxnard, California. (Photo by Jonathan Moore/Getty Images)

OXNARD, CA - JULY 25: Wide Receiver Terrell Owens #81 signs autographs after the Dallas Cowboys training camp on July 25, 2008 in Oxnard, California. (Photo by Jonathan Moore/Getty Images)

KIRKLAND, WA - JULY 25: Fullback Owen Schmitt #35 of the Seattle Seahawks rushes through an obstacle course during training camp at the team's training facility on July 25, 2008 in Kirkland, Washington. (Photo by Otto Greule Jr/Getty Images)

GREEN BAY, WI - JULY 28: Head coach Mike McCarthy of the Green Bay Packers gives instructions to Brian Brohm #11 during summer training camp on July 28, 2008 at the Hutson Center in Green Bay, Wisconsin. (Photo by Jonathan Daniel/Getty Images)

GREEN BAY, WI - JULY 28: Johnny Jolly #97 of the Green Bay Packers works out during summer training camp on July 28, 2008 at the Hutson Center in Green Bay, Wisconsin. (Photo by Jonathan Daniel/Getty Images)

GREEN BAY, WI - JULY 28: Vernand Morency #34 of the Green Bay Packers looks for running room during summer training camp on July 28, 2008 at the Hutson Center in Green Bay, Wisconsin. (Photo by Jonathan Daniel/Getty Images)

GREEN BAY, WI - JULY 28: Jordy Nelson #87 of the Green Bay Packers talks to a fan as he rides a bicycle to practice during summer training camp on July 28, 2008 at the Hutson Center in Green Bay, Wisconsin. (Photo by Jonathan Daniel/Getty Images)

GREEN BAY, WI - JULY 28: (L-R) Ryan Powdrell #39, Daniel Muir #95 and Jason Hunter #57 of the Green Bay Packers ride bicycles to practice during summer training camp on July 28, 2008 at the Hutson Center in Green Bay, Wisconsin. (Photo by Jonathan Daniel/Getty Images)

LATROBE, PA - JULY 28: Rashard Mendenhall #34 and Ryan Clark #25 of the Pittsburgh Steelers leave the field after practice during training camp at St. Vincent College on July 28, 2008 in Latrobe, Pennsylvania. (Photo by Gregory Shamus/Getty Images)

LATROBE, PA - JULY 28: Head coach Mike Tomlin of the Pittsburgh Steelers talks with the media after practice during training camp at St. Vincent College on July 28, 2008 in Latrobe, Pennsylvania. (Photo by Gregory Shamus/Getty Images)

LATROBE, PA - JULY 28: Rashard Mendenhall #34 of the Pittsburgh Steelers works on a blocking drill during training camp at St. Vincent College on July 28, 2008 in Latrobe, Pennsylvania. (Photo by Gregory Shamus/Getty Images)

LATROBE, PA - JULY 28: Dezmond Sherrod #84 of the Pittsburgh Steelers hits the blocking sled while fans look on during training camp at St. Vincent College on July 28, 2008 in Latrobe, Pennsylvania. (Photo by Gregory Shamus/Getty Images)

LATROBE, PA - JULY 28: Hines Ward #86 of the Pittsburgh Steelers runs after a catch during training camp at St. Vincent College on July 28, 2008 in Latrobe, Pennsylvania. (Photo by Gregory Shamus/Getty Images)

ENGLEWOOD, CO - JULY 29: The Denver Broncos take the field for morning practice during Training Camp at their training facility on July 29, 2008 in Englewood, Colorado. (Photo by Doug Pensinger/Getty Images)

ENGLEWOOD, CO - JULY 29: The Denver Broncos take the field for morning practice during Training Camp at their training facility on July 29, 2008 in Englewood, Colorado. (Photo by Doug Pensinger/Getty Images)

ENGLEWOOD, CO - JULY 29: The Denver Broncos take the field for morning practice during Training Camp at their training facility on July 29, 2008 in Englewood, Colorado. (Photo by Doug Pensinger/Getty Images)

SANTA CLARA, CA - JULY 29: Reggie Smith #31 runs during morning drills as the San Francisco 49ers hold their training camp July 29, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

SANTA CLARA, CA - JULY 29: Reggie Smith #31 and Jerard Rabb #19 run morning drills as the San Francisco 49ers hold their training camp July 29, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

SANTA CLARA, CA - JULY 29: Frank Gore #21 runs with the ball as the San Francisco 49ers hold their training camp July 29, 2008 in Napa, California. (Photo by Sara Wolfram/Getty Images)

DAVIE, FL - JULY 29: Tackle Jake Long #77 of the Miami Dolphins works out during training camp at Nova Southeastern University on July 29, 2008 in Davie, Florida. (Photo by Doug Benc/Getty Images)

DAVIE, FL - JULY 29: Cornerback Will Billingsley #27 of the Miami Dolphins works out during training camp at Nova Southeastern University on July 29, 2008 in Davie, Florida. (Photo by Doug Benc/Getty Images)

JACKSON, MS - JULY 31: New Orleans Saints quarterback Drew Brees #9 practices while attending New Orleans Saints Training Camp at Millsaps College July 31, 2008 in Jackson, Mississippi. (Photo by Sean Gardner/Getty Images)

JACKSON, MS - JULY 31: New Orleans Saints tight end Jeremy #88 watches practice with his new team during New Orleans Saints Training Camp at Millsaps College July 31, 2008 in Jackson, Mississippi. (Photo by Sean Gardner/Getty Images)

JACKSON, MS - JULY 31: New Orleans Saints quarterback Drew Brees #9 practices while attending New Orleans Saints Training Camp at Millsaps College July 31, 2008 in Jackson, Mississippi. (Photo by Sean Gardner/Getty Images)

JACKSON, MS - JULY 31: New Orleans Saints defensive tackle Charles Grant #94 practices against offensive tackle Zach Strief #64 during the Saints' training camp at Millsaps College July 31, 2008 in Jackson, Mississippi. (Photo by Sean Gardner/Getty Images)