Houston Astros prospect Jonathan Singleton suspended 50 games for violating minor league baseball's drug policy.
Yankees pitcher Sergio Mitre will receive a 50-game suspension on Tuesday, but he says he took a legal supplement.
Commissioner Bud Selig believes that Major League Baseball has done an effective job of getting steroid use under control. He calls the drug policy currently in place "the toughest program in American sports today."
Will San Diego's approach alienate fans? Can the Phillies contend in the NL East? Answers to these, and plenty more.
The testing debate pits players against each other, the media, the public and sometimes even their own union.