George Halas, Hall of Fame Chicago Bears owner and head coach with Chicago Bears Hall of fame quarterback Sid Luckman circa 1940's. (National Football League)

George Halas of the Chicago Bears is shown in October 1933. (Associated Press)

Chicago Bears' coach George Halas, left, and Sid Luckman, Bears' player, are seen at the Polo Grounds in New York, Dec. 14, 1946. (Associated Press)

Owner-coach George Halas, kneeling at left, poses with members of the Chicago Bears at Collegeville, Ind., Aug. 4, 1947. Left to right: Halas, Walter Lamb, Jack Karwales, Fred Davis, Chuck Drulis and Bulldog Turner. (AP Photo/Edward S. Kitch)

The Chicago Bears coach George Halas, left, and player Harold "Red" Grange officiate at retirement of three jersey numbers in Chicago, Ill., on Nov. 30, 1949. Halas holds sweaters worn by the late end Bill Hewitt (56) and fullback Bronko Nagurski (3). Grange wears his number 77 for the last time at the ceremonies. (Associated Press)

Chicago Bears' quarterback Johnny Lujack (32) is congratulated by coach George Halas, left, on setting a National League aerial gain record of 468 yards in defeating their rivals, the Chicago Cardinals in Chicago, Dec. 11, 1949. Other players whooping it up in the dressing room are: Sid Luckman (42), Clyde "Bulldog" Turner (66), behind Lujack, Ray Bray (82), who is being kissed by Don Kindt; George McAfee, shirtless, and Chuck Drulis (21). The rest are unidentified. (AP Photo/Ed Maloney)

George Halas, owner of the Chicago Bears of the National Professional Football League, speaks in Chicago, on Oct. 22, 1956, at ceremonies honoring the original members of the Staley eleven from which the Chicago Bears originated. At left is A.E. Staley and A.E. Staley, Jr. (AP Photo/CEK)

Chicago Bears' owner-coach George Halas kicks empty air in disgust as he watches a pass fall incomplete in the game with the San Francisco 49ers, in San Francisco, Oct. 25, 1959. (AP Photo/Ernest K. Bennett)

National Football League Commissioner Pete Rozelle (right) was reelected to a new 5-year contract on Jan. 8, 1962 at the league meeting at Miami Beach, Fla. Going over league business today with Rozelle are George Halas (left), owner and coach of the Chicago Bears; and Joe Donoghue (center), executive vice President of the Philadelphia Eagles, who also was reelected to a five year term as league assistant treasurer. (Associated Press)

George Halas poses with a bust of himself after he was enshrined in the National Pro Football Hall of Fame in Canton, Ohio, on Sept. 7, 1963. (Associated Press)

George Halas, the 70 years old coach of the Chicago Bears as he looks; shouts at officials; carries on during a game, on Nov. 28, 1965. He is known as "Mr. Football." (Halas is wearing sunglasses and gloves). (Associated Press)

George Halas, left, coach of the Chicago Bears, and Vince Lombardi, coach of the Green Bay Packers, meet at the New York Chapter of the Professional Football Writers' Association in New York City on Feb. 19, 1968. Halas, soon to start his 41st years with the Bears, is being presented with an award by the association. (Associated Press)

Chicago Bears owner-coach George Halas, left, signs Red Grange as backfield coach for the Bears on July 25, 1935 in Chicago. (Associated Press)

Chicago Bears owner and coach George Halas, left, watching as Bob Fenimore signs a contract with the Bears. Former Oklahoma State star Bob Fenimore, who was the top pick in the 1947 NFL draft. (Associated Press)

Eleven of the 17 charter members who were enshrined into the national pro football Hall of Fame at Canton, Ohio, on Sept. 7, 1963. From row from left: Earl "Dutch" Clark, Earl "Curley" Lambeau, Mel Hein, John "Blood" McNally and Don Hutson. Back row from left: Sammy Baugh, Cal Hubbard, Bronko Nagurski, George Halas, Red Grange and Ernie Nevers. They hold busts of themselves to be displayed in the Hall. (Associated Press)

Photos mirror emotions of owner-coach George Halas of the Chicago Bears as his club battled Pittsburgh to a 17-17 deadlock at Forbes Field in Pittsburgh, Nov. 24, 1963. (AP Photo/Dozier Mobley)

News that he'd been picked as National Football League Coach of the Year failed to slow up Chicago Bears owner-coach George Halas, shown on Dec. 11, 1963 as he hustled about preparing team for Sunday's vital game with Detroit Lions. Bears need a win or a tie to clinch western division title should Green Bay win Saturday. Coaching honor is picked by the Associated press panel of sportswriters and sportscasters. (AP Photo/CEK)

Chicago Bears coach George Halas, right, shakes hands with halfback Gale Sayers of Kansas after he signed a Chicago Bears contract Dec. 1, 1965 in Chicago. Looking on is Sayers' wife, Linda. (AP Photo/Paul Cannon)

Chicago Bear football coach George Halas discusses the upcoming grid season with four of his second-year men at training camp on July 29, 1966 at St. Joseph's College, Rensselaer, Ind. With Halas at picture session are from left, Dick Gordon (45), Dick Butkus (51), Mike Reilly (62) and Jimmy Jones (80). (Associated Press)

Chicago Bears owner George Halas introduces new head coach Mike Ditka at a news conference in Chicago, on Wednesday, Jan. 21, 1982, the assembled media that "I've been working on a game plan to bring a winning and now with Mike Ditka as head coach the game plan is complete." (AP Photo/Jewell)

Hall of Fame Chicago Bears coach George Halas, left, instructs Hall of Fame quarterback Bobby Layne (22) with a play diagram. (National Football League)

George Halas, left, president of the National Conference of the National Football League, Pete Rozelle, center, commissioner, and Lamar Hunt, president of the American Conference, chat during the annual meeting of the National Football League in Palm Beach, Fla., in this March 22, 1971 file photo. (Associated Press)

Chicago Bears owner George Halas, left, and general manager Jim Finks, center, pose with Jack Pardee, recently-named coach of the Bears, at a press conference in Chicago, Dec. 3, 1974. Pardee replaces Abe Gibron, who was fired along with his entire coaching staff. (AP Photo/Larry Stoddard)

Chicago Bears owner Virginia Halas McCaskey, daughter of Bears founder George Halas, sits with the George Halas NFC Championship Trophy during a pool interview Wednesday, Jan. 24, 2007, in Chicago. Three days after her team's biggest victory in more than two decades, McCaskey thought about her father during the interview, the man most responsible for the storied franchise's legacy. She said she thought he'd be around (spiritually) to finish it all. (AP Photo/Dan Yuska, Pool)

George Halas, a National Football League founder, in office in January 1977 in Chicago. Halas also played outfield with Yanks back in 1920s. Contemporary of Ruth. (Associated Press)

Former pro football players from left: Gale Sayers, Joe Namath, Bart Starr and National Football League commissioner Paul Tagliabue, right, look over poster-sized illustrations of new stamps honoring legendary football coaches on the first day of issue by the U.S. Postal Service on the steps of the Pro Football Hall of Fame in Canton, Ohio, Friday, July 25, 1997. Sayers introduced the stamp of George Halas, Namath the stamp of Paul "Bear" Bryant, Starr the stamp of Vince Lombardi and Tagliabue the stamp of Glenn "Pop" Warner. (AP Photo/Phil Long)

George Halas, right, owner-coach of the Chicago Bears takes the role of professor as he gives special classroom instruction in plays to his quarterbacks, Johnny Lujack, left, and Bob Williams, both former Notre Dame stars, July 23, 1951. The books piled in the laps of the signal-callers contain hundreds of plays for use against the Bears' opponents this fall. (AP Photo/Charles Knoblock)

George Halas, 84-year-old owner of the Chicago Bears, adjusts his hardhat before groundbreaking ceremonies at Loyola University in Chicago for a sports center that will be dedicated to his late son, George S. Halas Jr., March 26, 1981. Halas' son, former president of the Bears, died in 1979 at the age of 54 after suffering a heart attack. (AP Photo/Jim Bourdier)

Chicago Bears head coach George Halas and linebacker Bill George celebrate the last second of the game as their team defeated the Green Bay Packers, 10-3, at City Stadium in Green Bay, Wisc., Sept. 15, 1963. (AP Photo/Charles Knoblock)

George Halas, 88, is shown in 1983. (Associated Press)

George Halas, right, founder and owner of the Chicago Bears, presents a $20,000, at the Sloan-Kettering Institute in New York to Dr. Edward J. Beattie, head of the center's clinical unit, June 25, 1975. The check, from the NFL Charities Foundation, was presented to the clinical unit's Brian Piccolo Cancer Research Fund. (AP Photo/Ray Stubblebine)

Chicago Bears owner George Halas seems quite pleased with the performance of his team as they drubbed the Green Bay Packers 35-17, Dec. 13, 1970, in Chicago. Halas made a rare appearance on the field, sitting comfortably in a golf cart while his team won the latest episode of one of pro football's oldest rivalries. (AP Photo/Fred Jewell)