FILE PHOTO: U.S. President Donald Trump announces Jerome Powell as his nominee to become chairman of the U.S. Federal Reserve in the Rose Garden of the White House in Washington, U.S., November 2, 2017. REUTERS/Carlos Barria/File Photo
FILE PHOTO: U.S. President Donald Trump announces Jerome Powell as his nominee to become chairman of the U.S. Federal Reserve in the Rose Garden of the White House in Washington, U.S., November 2, 2017. REUTERS/Carlos Barria/File Photo