Three judges appointed by former President Donald Trump handed down an astonishing decision on Wednesday, effectively holding that the Consumer Financial Protection Bureau, the federal agency charged with protecting consumers from a wide range of predatory activity by lenders and other financial services, is unconstitutional and must be stripped of its authority. The decision by the conservative United States Court of Appeals for the Fifth Circuit relies on a novel reading of an obscure provision of the Constitution, and is entirely at odds with a Supreme Court decision that rejects the Fifth Circuit’s reading of that provision. This is not...