Manchin calls on Trump to withdraw drug czar nomination, saying Marino is "unfit" for job and can't be trusted to confront opioid epidemic.

The president’s comments came as Democrats reacted sharply to the report that found the lawmaker helped steer legislation that made it harder for the government to take some enforcement actions against giant drug companies.

Rep. Tom Marino, R-Pa., is withdrawing days after reports that a bill he sponsored hindered the Drug Enforcement Agency in its fight against the U.S. opioid crisis.