The "investigation of the investigators" that Trump demanded has found no evidence of political bias against Trump within the FBI.
IG Report Investigating The FBI Blows Up In Trump’s Face
FBI chief ready to rebut Republican Russia memo if released: CBS News analyst
The head of the FBI is prepared to issue a rebuttal if a Republican-drafted memo alleging FBI bias against President Donald Trump in its Russia probe is released, CBS News analyst Fran Townsend, a former White House homeland security adviser, reported on Thursday.