Sheriff David Clarke encountered Dan Black on an airplane in Dallas January of last year. Black asked if Clarke was the notorious sheriff, which Clarke explained he was. Black moved towards the back of the plane shaking his head. Clarke asked Black if he had a problem and Black shook his head no. There was no further interaction on the plane. But after the two came off the plane, Black was taken into custody by…
Source: BUSTED: The FBI received permission to search Sheriff Clarke’s emails