Cleveland Browns Hall of Fame running back Leroy Kelly runs upfield after taking a handoff from quarterback Mike Phipps in a 1972 game at Cleveland Stadium. (National Football League)

Cleveland Browns Hall of Fame running back Leroy Kelly in 1970. (National Football League)

Leroy Kelly #44 running back for the Cleveland Browns, 1973. (Associated Press)

Leroy Kelly (44), Cleveland Browns running back, flies high over the center of the line to make a first down in the second period in Philadelphia, Dec. 17, 1967. Others identifiable by number are Eagles tackle Floyd Peters (72), and back Aaron Martin (42); and Browns Ralph Smith (41) and back Nick Pietrosante. (AP Photo/Bill Ingraham)

Cleveland Browns running back Leroy Kelly #44 of the East All-Stars awaits a kickoff against the West All-Stars in the 1970 NFL Pro Bowl on January 18, 1970 at the Los Angeles Memorial Coliseum in the Los Angeles, California. The West defeated the East 16-13. (National Football League)

Cleveland Browns Hall of Fame running back Leroy Kelly runs the football in a 21-17 win over the Chargers on Nov. 13, 1972 in San Diego, Calif. (National Football League)

Minnesota Vikings linebacker Roy Winston (60) tries to take down Cleveland Browns running back Leroy Kelly (44) during the Vikings 27-7 victory in the 1969 NFL Championship Game on January 4, 1970 at Metropolitan Stadium in Minneapolis, Minnesota. (National Football League)

Hall of Fame running back Leroy Kelly (44) of the Cleveland Browns in 1966. (National Football League)

Cleveland browns powerful running back Leroy Kelly (44) pulls two New Orleans Saints defensive players along behind as he picks up a first down in New Orleans on Sunday, Oct. 1, 1967. Tagging along are Saints Obert Logan (top) and John Douglas (bottom). (Associated Press)

Leroy Kelly of the Browns goes over a pile of linemen to score the winning touchdown in Cleveland's 14-10 National Football League victory over the Minnesota Vikings on Sunday, Nov. 20, 1967 in Cleveland. The NFL's leading rusher dived three inches with 28 seconds left in the game after the Browns recovered a rumble and went 53 yards in nine plays, with Kelly doing most of the work. (Associated Press)

Leroy Kelly of the Cleveland Browns speeds through a crowd of Washington Redskins on a 21-yard touchdown run, Nov. 26, 1967. Washington defensive back Paul Krause, far left, got a straight arm moments after this picture was taken, and Kelly dived into the end zone. (Associated Press)

Cleveland Browns running back Leroy Kelly (44) found a big hole in the Dallas Cowboys line and ran down field for a 45-yard gain in the second quarter on Dec. 24, 1967 in Dallas. Defensive back Cornell Green (34) failed to stop Kelly as he passed him on the run. (AP Photo)

Leroy Kelly, second from left, of the Cleveland Browns is stopped short in the first quarter of the Browns AFC playoff game with the Baltimore Colts on Sunday, Dec. 26, 1971 in Cleveland, Ohio. Putting the skids on Kelly at the four-yard line are Ray May (56) and Roy Hilton. Browns quarterback Bill Nelsen is in the background. (Associated Press)

Jimmy Johnson, Randy White, Jackie Smith, Bud Grant, Leroy Kelly, and Tony Dorsett are introduced as the Pro Football Hall of Fame Class of 1994 before the AFC in the 1994 NFL Pro Bowl played on February 6, 1994 at Aloha Stadium. (National Football League)

Bud Grant, Randy White, Leroy Kelly, Jackie Smith, Tony Dorsett, and Jimmy Johnson are introduced as the Pro Football Hall of Fame Class of 1994 on the field before the NFC's 17-3 victory over the AFC in the 1994 NFL Pro Bowl played on February 6, 1994 at Aloha Stadium. (National Football League)

Cleveland Browns and NFL Hall of Fame player Leroy Kelly waves to the fans at halftime at a game verse the Pittsburgh Steelers on Sunday September 9, 2000 in Cleveland. (AP Photo/Kevin Reece)