. >> tucker: david garrow is a historian who's written excessively on the fbi in a number of differentooks. in a piece for today's "wall street journal," he says some members of congress and some democrats think we are reverting to the j. edgar hoover era in the treatment of the fbi. he joins us tonight. thank you for coming on. >> thank you, tucker. >> tucker: the last honest liberal who will commit to the -- when you hear people say the fbi would never do that, you are attacking our guardians by asking that question, is there some historical precedents? >> i'm very worried, tucker, about how people are giving up their principles, their civil liberty principles because of the intensity of their partisan hatred for president trump. as you know, i'm a liberal democrat. but what we've got here is democrats forgetting the history of the fbi. and taking up these anti-civil liberty stances defending the fbi simply because of how intensely opposed they are to president trump. the fbi does not have a good pedigree on electronic surveillance practices and everything i'm aware of as a liberal d