Wells Fargo Bank

Ben Margot/AP Photo

In this July 14, 2014 file photo, a man passes by a Wells Fargo bank office in Oakland, Calif. Lawyers suing Wells Fargo on behalf of aggrieved customers say in court filing late Thursday, May 11, 2017, the bank may have opened about 3.5 million unauthorized accounts, far more than the figure bank and regulators disclosed last year.