Wada crisis: US Anti-Doping Agency backs government withholding funds Sport The US Anti-Doping Agency (Usada) has insisted it “fully supports” the US government’s call to withhold millions to the World Anti-Doping Agency (Wada). Usada chief executive Travis Tygart said withholding the funds, given the US has been Wada’s biggest funder since its founding, was “the only right choice to protect athletes’ rights, accountability and fair [...]