The former special counsel was diagnosed with Parkinson’s disease four years ago, Mueller's family told the New York Times in a statement on Aug. 31.

The former special counsel was diagnosed with Parkinson’s disease four years ago, Mueller's family told the New York Times in a statement on Aug. 31.

The former special counsel, who led the Russia investigation during President Trump’s first term, has had difficulty speaking in recent months. A congressional committee dropped a…