The class - action lawsuit was filed this week . New suit will be one of many after Armstrong 's confession on doping . Had they known Armstrong 's accounts were lies , the suit said , they would n't have bought the book , or they 'd have enjoyed it less . Armstrong admitted last week in an interview that he used performance enhancing drugs .
The class - action lawsuit was filed this week . New suit will be one of many after Armstrong 's confession on doping . Armstrong admitted last week in an interview that he used performance enhancing drugs .