Trump and other White House figures have launched a multi-pronged attack on Powell as push the central bank to lower is key borrowing rate. Most recently, they have blasted Powell after renovations to the Fed's Washington headquarters, raising suspicion that Trump could try to remove the Fed leader for cause.

Once again, Donald Trump is dancing with the idea of trying to fire Fed Chair Jerome Powell - a move economists say would shake global markets and could unleash economic chaos.

For months, Trump has demanded that the Fed lower interest rates, with no success.