More in the cross-post on the MRC's NewsBusters blog.
Appearing on MSNBC’s 9:00 a.m. ET hour on Wednesday to sell his latest Trump-trashing book, left-wing author David Cay Johnston compared the current administration to an insect infestation that was “eating away at the structure of our government.” He apparently saw himself as the exterminator ready to stamp out the supposed political parasites.