 Major U.S. bank executives this week said they extended forbearance programs to millions of credit card, auto loan and mortgage customers who were financially hard hit by the coronavirus pandemic. While that is good news for customers who need more time to pay their bills, the delays mean some of the largest U.S. banks may not know how many consumer loans have gone bad until the end of this year or early next. Significant credit card losses wont show up until 180 days past the end of forbearance programs, Bank of America Chief Financial Officer Paul Donofrio said on Thursday. 