Ken Caminiti #11 of the Texas Rangers adjusting his hat during the game against the Kansas City Royals at The Ballpark in Arlington, Texas. The Royals defeated the Rangers 8-2.Mandatory Credit: Ronald Martinez /Allsport
Jessica Hardy - Clenbuterol
Jessica Hardy of the United States prepares to start the Women's 50m Freestyle Semi Final on Day 7 of the London 2012 Olympic Games at the Aquatics Centre on August 3, 2012 in London, England. (Photo by Al Bello/Getty Images)
Brazil's Cesar Cielo - Furosemide
Alex Rodriguez - Testosterone, Primobolan
SEATTLE, WA - JULY 24: Alex Rodriguez #13 of the New York Yankees crumples to the ground after being hit with a pitch by starting pitcher Felix Hernandez of the Seattle Mariners at Safeco Field on July 24, 2012 in Seattle, Washington. Rodriguez was removed from the game. (Photo by Otto Greule Jr/Getty Images)
Shane Mosley - Tetrahydrogestrinone (THG, also known as "the clear"), Erythropoietin (EPO), and The cream
(L-R) Canelo Alvarez throws a right to the body of Shane Mosley during their WBC super welterweight title fight at the MGM Grand Garden Arena on May 5, 2012 in Las Vegas, Nevada.(Getty Images)
OJ Mayo - Dehydroepiandrosterone
O.J. Mayo #32 of the Memphis Grizzlies speaks following his team's victory against the Los Angeles Clippers in Game Two of the Western Conference Quarterfinals during the 2012 NBA Playoffs on May 2, 2012 at FedExForum in Memphis, Tennessee. NBAE (Photo by Joe Murphy/NBAE via Getty Images)
Diego Maradona - Cocaine (1991), Ephedrine (1994)
Emirati Al-Wasal Club Argentinian coach Diego Maradona directs his team during their match against Omani Al-Nahda club during their GCC Clubs Championship football match in Muscat on March 6, 2012. (Photo credit: MOHAMMED MAHJOUB/AFP/Getty Images)
Rashard Lewis - Steroids
ORLANDO, FL - FEBRUARY 1: Rashard Lewis #9 of the Washington Wizards reacts to the game action against the Orlando Magic on February 1, 2012 at Amway Center in Orlando, Florida. (Photo by Fernando Medina/NBAE via Getty Images)
Rodney Harrison - Human Growth Hormone
NBC studio analyst Rodney Harrison, former Patriots cornerback, looks on during the Super Bowl XLVI Broadcasters Press Conference at the Super Bowl XLVI Media Canter in the J.W. Marriott Indianapolis on January 31, 2012 in Indianapolis, Indiana. (Photo by Scott Halleran/Getty Images)
Julio Cesar Chavez Jr. - Diuretics
HOUSTON - NOVEMBER 19: Julio Chavez Jr., left, connects with a jab to the face of Peter Manfredo Jr. during their World Middleweight Championship fight at Reliant Arena at Reliant Park on November 19, 2011 in Houston, Texas. Chavez retained his belt with a fifth round TKO. (Photo by Bob Levey/Getty Images)
Shawne Merriman - Steroids
Shawne Merriman #56 of the Buffalo Bills reacts as he walks on the field against the Philadelphia Eagles at Ralph Wilson Stadium on October 9, 2011 in Orchard Park, New York.Buffalo won 31-24. (Photo by Rick Stewart/Getty Images)
Guillermo Mota - Children's Cough Medicine
Guillermo Mota #59 of the San Francisco Giants throws the ball to first base for an out during a game between the Houston Astros and the San Francisco Giants at AT&T Park on August 27, 2011 in San Francisco, California. (Photo by Tony Medina/Getty Images)
Jason Giambi - Humane Growth Hormones
Jason Giambi #23 of the Colorado Rockies warms up on deck during the Major League Baseball game against the Arizona Diamondbacks at Chase Field on July 22, 2011 in Phoenix, Arizona. The Rockies defeated the Diamondbacks 8-4. (Photo by Christian Petersen/Getty Images)
Roy Jones JR - Androstenedione
Bernard Hopkins celebrates after defeating Roy Jones Jr. during their light heavyweight bout on April 3, 2010 at the Mandalay Bay Events Center in Las Vegas. AFP PHOTO / GABRIEL BOUYS (Photo credit should read GABRIEL BOUYS/AFP/Getty Images)
Jose Canseco - Anabolic Steroids
Former Oakland Athletics slugger Jose Canseco drinks a bottle of water prior to the match with Choi Hong-man at first Round of Super Hulk Tournament during Dream.9 at Yokohama Arena on May 26, 2009 in Yokohama, Kanagawa, Japan. Canseco lost at 1 minute 17 seconds in the first round. (Photo by Hiroki Watanabe/Getty Images)
Ricky Hatton - Cocaine
Boxer Ricky Hatton of England appears while hosting an event at the Wet Republic pool at the MGM Grand Hotel/Casino May 3, 2009 in Las Vegas, Nevada. Hatton was knocked out in the second round by Manny Pacquiao of the Philippines in their junior welterweight title fight on May 2. (Photo by Ethan Miller/Getty Images)
Barry Bonds - Amphetamines
Barry Bonds #25 of the San Francisco Giants looks on from the dugout before his game against the San Diego Padres during a Major League Baseball game on September 26, 2007 at AT&T Park in San Francisco, California. (Photo by Jed Jacobsohn/Getty Images)
Roger Clemens - Baseball Anabolic Steroids
Pitcher Roger Clemens #22 of the New York Yankees pitches during a game against the Boston Red Sox on August 29, 2007 at Yankee Stadium in the Bronx borough of New York City. (Photo by Mike Ehrmann/Getty Images)
Gary Sheffield - Steroids
New York Yankees right fielder Gary Sheffield rounds the bases after a home run against the Kansas City Royals at Yankee Stadium in New York, New York on April 13, 2006. The Yankees defeated the Royals 9 - 3 to sweep the series. (Photo by A. Messerschmidt/Getty Images)
Rafael Palmeiro - Stanozolol
Rafael Palmeiro #25 of the Baltimore Orioles watches from the dugout as his team plays against the Toronto Blue Jays August 12, 2005 at Oriole Park at Camden Yards in Baltimore, Maryland. Palmeiro was named in the Mitchell Report that was released December 13, 2007 by a committee looking into use of performance-enhancing drugs in Major League Baseball and headed by former Senate Majority Leader George Mitchell. (Photo by Win McNamee/Getty Images)
Eric Gagne - Human Growth Hormone
Pitcher Eric Gagne #38 of the Los Angeles Dodgers throws from the mound during his team's Spring Training game against the St. Louis Cardinals March 11, 2004 in Vero Beach, Florida. (Photo by Donald Miralle/Getty Images)
Andre Aggasi - Methamphetamine
Number six seeded Andre Agassi of the US backhands a return to Ramon Delgado of Paraguay at the 2002 US Open Tennis Tournament 31 August, 2002 in Flushing Meadows, NY. AFP PHOTO / Timothy A. CLARY
Jeremy Giambi - Baseball Human Growth Hormone, Steroids
OAKLAND-APRIL 25: Jeremy Giambi #7 of the Oakland A's at bat against the New York Yankees during the game at Network Associates Coliseum in Oakland, California on April 25, 2002. The A's won 6-2. (Photo by Jed Jacobsohn/Getty Images)
Michael Irvine - Cocaine
Lance Armstrong - EPO and Steroids*(according to USADA)*
PAU, FRANCE - JULY 22: Lance Armstrong with team RadioShack heads to the start of stage 17 of the Tour de France on July 22, 2010 in Pau, France. Luxembourg's Andy Schleck won the stage while Spaniard Alberto Contador kept the race leaders yellow jersey. The last stage in the Pyrenees, the 174km route from Pau to Col du Tourmalet includes some of the most difficult climbs of the Tour. The iconic bicycle race will include a total of 20 stages and will cover 3,642km before concluding in Paris on July 25. (Photo by Spencer Platt/Getty Images)
