The story

Releasing a report that links some of baseball's best to the use of performance-enhancing substances, former Sen. George Mitchell said Thursday it is critical that Major League Baseball restore the integrity of the game.

"This is a serious problem that cannot be solved by anything less than a well-conceived, well-executed and cooperative effort by everyone involved in baseball," Mitchell said in announcing his findings.

"Everyone involved in baseball over the past two decades -- commissioners, club officials, the Players Association, the players -- shares, to some extent, in the responsibility for the steroid era," he said. Read full article »

CNN's Steve Robinson and Alanne Orjoux contributed to this report.

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