Washington, D.C. - The ФРС США's renovation of its Eccles building has sparked controversy.
The project's cost has escalated to $2.4 billion, up from an initial estimate of $1.9 billion.
Federal Reserve Chair Jerome Powell defends the project, citing safety and efficiency improvements.
Critics, including Senator Tim Scott and Elon Musk, have raised concerns about the spending.
The renovation is under scrutiny amidst the ФРС США's financial losses.