* Federal Reserve Chair Jerome Powell now heads into his next challenge: a potential threat that President Donald Trump could undermine his authority by soon naming his pick to head the central bank.

* In the wake of the intense criticism, Wall Street has been buzzing over the potential for a �shadow chair,� or someone Trump could install as a central bank gadfly until Powell�s term expires.

* A report indicated that Trump is considering naming the successor sooner than expected in an attempt to influence interest rate policy.