After President George W. Bush put the spotlight on performance-enhancing drugs in Major League Baseball, players (from left) Mark McGwire, Rafael Palmeiro and Curt Schilling were called to testify before lawmakers on Capitol Hill. (Associated Press)

After President George W. Bush put the spotlight on performance-enhancing drugs in Major League Baseball, players (from left) Mark McGwire, Rafael Palmeiro and Curt Schilling were called to testify before lawmakers on Capitol Hill. (Associated Press)