In this Nov. 30, 2016 file photo, Treasury Secretary-designate Steven Mnuchin talks to reporters as he arrives at Trump Tower in New York. There's growing concern among Republicans about the upcoming Senate confirmation hearings Mnuchin, the Wall Street financier Donald Trump has chosen to head the Treasury Department less FILE – In this Nov. 30, 2016 file photo, Treasury Secretary-designate Steven Mnuchin talks to reporters as he arrives at Trump Tower in New York.
