WASHINGTON - SEPTEMBER 18: Former NFL player and coach Mike Ditka speaks during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: NFL Commissioner Roger Goodell listens to testimony during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Former NFL player and coach Mike Ditka speaks during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Pro Football Hall of Fame player and coach Mike Ditka (bottom) and Pro Football Hall of Fame player Gale Sayers (top) listen to testimony during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Pro Football Hall of Fame player and coach Mike Ditka (R) shakes hands with Gene Upshaw (L), NFL Players Association Executive Director, following a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Pro Football Hall of Fame player and coach Mike Ditka (R) shakes hands with NFL Commissioner Roger Goodell (L) following a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: NFL Commissioner Roger Goodell (R) speaks during a hearing of the Senate Commerce, Science and Transportation Committee with NFL Players Association Executive Director Gene Upshaw (L) and Pro Football Hall of Fame player and Coach Mike Ditka (C) on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: NFL Commissioner Roger Goodell listens to testimony during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Pro Football Hall of Fame player Gale Sayers reviews his notes during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: NFL Players Association Executive Director Gene Upshaw (R), listens to testimony with former player Daryl Johnston (L) during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Former player Daryl Johnston testifies during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Pro Football Hall of Fame player and coach Mike Ditka (2nd R) testifes during a hearing of the Senate Commerce, Science and Transportation Committee with (L-R) NFL Players Association Executive Director Gene Upshaw, NFL Commissioner Roger Goodell, and Pro Football Hall of Fame player Gale Sayers (R) on Capitol Hill September 18, 2007 in Washington, DC . Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Pro Football Hall of Fame player and Coach Mike Ditka (2nd R) listens to testimony during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC with NFL Commissioner Roger Goodell (2nd L). Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: NFL Commissioner Roger Goodell leaves a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: NFL Players Association Executive Director Gene Upshaw listens to testimony during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Garrett Webster, son of Pro Football Hall of Fame player Mike Webster, listens to testimony during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

WASHINGTON - SEPTEMBER 18: Douglas Ell, Plan Counsel to the Bert Bell/Pete Rozelle NFL Players Retirement Plan (L) whispers to NFL Players Association Executive Director Gene Upshaw during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)