nelson's second in command, william hoover, also told the committee staff he did not know of the gun walking tactics in fast and furious. he said it was his firm belief, that's a quote "firm belief" that the strategic and tactical decisions in this decision" were born and raised in fee mphoenix. did the head of atf or his deputy ever warn you that gun walking was occurring? >> no, i never got that from either mr. nelson or from mr. hoover. >> i want to, i want to go back over this chart again because it's really important for members to have an understanding here. you've got, you've got the u.s. attorney in arizona, the atf, i think with the atf, mr. hoover, mr. nelson, atf didn't report anything to the deputy attorney general, the u.s. attorney and for the district of arizona didn't put any information through to the deputy attorney general. so what i want to know is, all of this talk about resignation, what we're really devaluing the whole concept of asking a top level official to resign, when you haven't reached the level of proof that something was right on his desk. no one's pro