USADA CEO says no-fault cases like Carl Grove's show how the anti-doping system needs to be overhauled and fixed.
The USADA boss says Armstrong could have appealed his ban to sport's highest court
USADA CEO Travis Tygart speaks to Matthew Beaudin about the doping fight and trying to clean up the sport for good
Travis Tygart hints that Armstrong may still have a shot at redemption, calls on him to fully cooperate with anti-doping authorities
USADA CEO Travis Tygart discusses ethics, athletes' rights, and a path forward in the fight against doping
The USADA CEO is reportedly in discussions to reveal more details stemming from its Lance Armstrong investigation
Summer of 2006: Lance Armstrong, Floyd Landis, Allen Lim, and Frankie Andreu each struggled in their own way with the truth about doping
According to a newspaper story, the man received community service and a fine