Kash Patel has called for radical changes at the FBI and was a fierce and vocal critic of the bureau’s work as it investigated ties between Russia and Donald Trump’s 2016 presidential campaign.

To do so, current FBI Director Chris Wray would have to voluntarily vacate the position or be fired by President-elect Trump.

President-elect Donald Trump said Saturday that he intends to nominate Kash Patel to serve as FBI director, in an extraordinary announcement that once in office Trump would move to replace the current director,