Tygart received death threats during USADA's Armstrong investigation

The director of the American Anti-Doping Agency (USADA), Travis Tygart, has confirmed that he has received three death threats since opening a case against Lance Armstrong and several other individuals linked to the former US Postal team. In an exclusive interview with French L'Equipe, Tygart said that security measures inside the USADA headquarters in Colorado Springs have been increased since his predecessor Terry Madden and himself have been threatened.