Doping was as much a part of the sport as pumping up tires or having water in a bottle , Armstrong said , calling it `` the scariest '' that he did n't consider it cheating at the time . NEW : ` ` This was a guy who tried to be my friend , he decimated me , '' accuser says . NEW : Armstrong was leaving the USADA , when the press claimed he had doped . After years of denials , he admits to performance - enhancing drugs and blood doping . ` ` I will spend the rest of my life ... trying to earn your trust and apologize , '' Armstrong says .
NEW : ` ` This was a guy who tried to be my friend , he decimated me , '' accuser says . NEW : Armstrong was leaving the USADA , when the press claimed he had doped . After years of denials , he admits to performance - enhancing drugs and blood doping . ` ` I will spend the rest of my life ... trying to earn your trust and apologize , '' Armstrong says .