Singled Out

Former senator George Mitchell delivers his remarks at the beginning of a news conference, Thursday Dec. 13, 2007, in New York. Mitchell released his scathing report on the illegal use of steroids in baseball. Numerous All-Stars, both past and present, were named in the report.

Roger Clemens

New York Yankees pitcher Roger Clemens throws against the Detroit Tigers in the first inning of a baseball game in Detroit, Aug. 24, 2007. Clemens was named in the long-awaited Mitchell Report on Thursday, Dec. 13, 2007, an All-Star roster linked to steroids and other performance-enhancing drugs that put a question mark -- if not an asterisk next to some of baseball's biggest moments.

Barry Bonds

Bonds Hits Home Run No. 710 — AP Photo/Ben Margot

Barry Bonds of the San Francisco Giants, already under indictment on charges of lying to a federal grand jury about steroids, also showed up in baseball's most infamous lineup since the Black Sox scandal.

Andy Pettitte

New York Yankees Andy Pettitte delivers a pitch in a spring training baseball game in Clearwater, Fla., March 17, 2007. Pettite was one of several players linked to steroids and other performance-enhancing drugs in the long-awaited Mitchell Report on Thursday, Dec. 13, 2007.

Gary Sheffield

Slugger Gary Sheffield's name showed up on the Mitchell Report, released Thursday, Dec. 13, 2007. Mitchell recommended that baseball's drug-testing program be made independent, that a list of the substances players test positive for be listed periodically and that the timing of testing be more unpredictable.

Miguel Tejada

Miguel Tejada of the the Baltimore Orioles was named in the long-awaited Mitchell Report on Thursday, Dec. 13, 2007. The report culminated a 20-month investigation by former Senate Majority Leader George Mitchell, hired by commissioner Bud Selig to examine the Steroids Era.

Jason Giambi

The New York Yankees' Jason Giambi, one of the few players who has admitted using steroids, was also named in the Mitchell Report. More than a dozen Yankees, past and present, were among the 80-plus players identified.

Paul Lo Duca

New York Mets catcher Paul Lo Duca, right, was among the list of current players named in the Mitchell Report, released Thursday, Dec. 13, 2007. "Everyone involved in baseball over the past two decades -- commissioners, club officials, the players' association and players -- shares to some extent the responsibility for the steroids era," Mitchell said.

Gary Matthews Jr.

Gary Matthews Jr. was one of the active players named in the Mitchell Report. Mitchell urged commissioner Bud Selig to hold off on punishing players in the report "except in those cases where he determines that the conduct is so serious that discipline is necessary to maintain the integrity of the game."

Troy Glaus

Troy Glaus was one numerous active playerss named in the Mitchell Report released Dec. 13, 2007.

Jeremy Giambi

Jeremy Giambi, left, with his brother Jason, who was also named in the Mitchell Report released Dec. 13, 2007.

Matt Williams

Former slugger Matt Williams was named in the report.

John Rocker

Notorious relief pitcher John Rocker was named in the report.

Chuck Knoblauch

Mo Vaughn

former slugger Mo Vaughn was named in the report.

David Justice

David Justice (23) is congratulated by teammate Mark Ellis (14) after hitting a solo home run during the sixth inning Tuesday, Aug. 27, 2002, in Kansas City, Mo. Justice, a former All-Star, was named in the report.

Lenny Dykstra

Former player Lenny Dykstra was named in the report.

David Segui

Former slugger David Segui was named in the report.

Kevin Brown

Pitcher Kevin Brown was named in the report

Eric Gagne

Pitcher Eric Gagne was named in the report.