Former Fed Chair Janet Yellen spoke Monday to CNBC about a Department of Justice investigation into current Chair Jerome Powell.

Central bank chair condemns 'intimidation' following grand jury subpoenas.

"If there were any remaining doubt whether advisers within the Trump Administration are actively pushing to end the independence of the Federal Reserve, there should now be none."

Powell said the investigation rests on “pretexts,” arguing it's retaliation for the Fed’s refusal to follow the Trump's preferences on interest rates.

Investors could reassess U.S. assets as Powell probe reignites fears over central bank's independence from the White House.

Jerome Powell has said that the US Federal Reserve is being threatened with criminal indictment by the Trump administration. In a video announcement, the Fed Chair said that the…

Former Fed Chair Janet Yellen spoke Monday to CNBC about a Department of Justice investigation into current Chair Jerome Powell.

Previous Federal Reserve chairs, Treasury secretaries and prominent economists came together Monday to support Jerome Powell.

Three former heads of the central bank say the probe seeks to undermine the Fed's independence and "has no place" in the US.

The Justice Department's criminal investigation of Federal Reserve chair Jerome Powell could have far reaching impacts on consumer wallets, economists say.

Former Fed Chair and Treasury Secretary Janet Yellen said she was "surprised the market isn't more concerned."

Former Fed Chair and Treasury Secretary Janet Yellen said she was "surprised the market isn't more concerned."

Justice Department probes Fed Chair Jerome Powell as tensions with President Trump over interest rates continue.