Did Tyson Gay's Coach Give the Sprinter Banned Substances?
Jon Drummond, saying he is facing a lifetime ban, is suing Gay and the head of U.S. Anti-Doping Agency for defamation.
Tyson Gay
Weak Sanctions: A Major Shift in Anti-Doping Strategy
Anti-doping investigators say they would rather trade leniency for information on coaches and other athletes involved in doping.