According to the ATF, they have done no wrong:
ATF Sees 'No Evidence of Misconduct' in Gun Show Stings
Michael Bouchard, assistant director of field operations for the bureau, told members of Congress Tuesday that his agents broke no laws and violated no one's civil rights.
ATF defends Richmond gun show busts
"However, we, along with our law enforcement partners, feel very strongly that our efforts at Richmond gun shows have reduced violent crime and made the streets of Virginia and America safer," he (Brouchard) said.
It must have been some other bunch of jack-booted thugs claiming to be that ATF, trying to give that helpful federal agancy a publicity black eye. Yeah, that's the ticket.