https://www.cnbc.com/2017/10/04/equifaxs-ex-ceo-faces-grilling-from-sen-elizabeth-warren.html >Former Equifax CEO returned to Capitol Hill on Wednesday, this time facing tough questioning from members of the Senate Banking Committee about the massive data breach it disclosed last month. >Sen. Elizabeth Warren of Massachusetts peppered Richard Smith with questions about the company's business, which benefits when consumers buy credit protection and monitoring services, something that tends to happen when they fear their personal information has been compromised.