People walk by a Wells Fargo bank branch on October 13, 2017 in New York City. Wells Fargo said Thursday that customers are unable to log in to mobile and online banking and it was investigating the cause of the outage. In a post on Twitter, the San Francisco-based bank said, "We apologize to our customers who may be experiencing an issue with our online banking and mobile app. Thanks for your patience while we research this issue. If you are impacted, please check back here for...