A lawsuit by a former Discover executive claims the company wrongfully revoked millions in compensation.The lawsuit, filed Wednesday (Sept. 4) in federal court in Chicago by former Discover chief information officer Diane Offereins, also claims the payments giant used her as a “scapegoat” for the company’s misclassification of credit cards as regulators examine Discover’s planned $35 billion merger with Capital One.PYMNTS has contacted Discover for comment but has not yet gotten a reply.Offereins retired fr ...