5 / 15

Tulowitzki's 3-run HR helps Rockies beat Miami 8-4

Colorado Rockies' Jason Giambi, right, tosses his bat after striking out in the second inning during a baseball game against the Miami Marlins in Miami, Wednesday, May 23, 2012. At left is Marlins catcher Brett Hayes. (AP Photo/Lynne Sladky)

Deniers in the steroid era

January 16, 2013

The list of athletes who were accused and subsequently denied using performance-enhancing drugs is lengthy and includes some of the biggest names in their respective sports. Here is a sampling of those who claimed innocence in the face of drug allegations: