In fact, again and again, those who have challenged the Kochs and Koch Industries—whether they are federal officers, private citizens, or members of the press—have suspected that they have been under surveillance.
.. Similarly, as I reported in my New Yorker piece, when a Senate committee investigated Koch Industries, in 1989, for what its final report called a “widespread and sophisticated scheme to steal crude oil from Indians and others through fraudulent mismeasuring,” the report noted that in the course of the probe Koch operatives had delved into the personal lives of the committee’s staffers, even questioning one’s ex-wife.