Federal Reserve Chair Jerome Powell said Thursday he expects to see some banks fail due to their exposure to the commercial real estate sector, which has declined significantly in value following the shift to remote work. Powell said the banks that are in trouble with falling office space and retail assets are not the big banks, which were designated as “systemically important” in the aftermath of the 2008 financial crisis. That episode, which resulted in a taxpayer bailout of the financial sector, was also triggered by unsound real estate assets. Rather, the banks at risk of failure now Powell identified...