American offices are half-empty. That could be the next big risk for banks

London CNN  —  From Dallas and Minneapolis to New York and Los Angeles, offices sit vacant or underused, showing the staying power of the work-from-home era. But clear desks and quiet break rooms aren’t just a headache for bosses eager to gather teams in person.

Investors and regulators, on high alert for signs of trouble in the financial system following recent bank failures, are now homing in on the downturn in the $20 trillion US commercial real estate market.