`` Are they ( the other agents ) lying , or are you lying ? '' `` We did not let guns 'walk , ' '' said the Rev. Al Sharpton. Are the other agents lying , or are you lying , Rep. Darrell Issa asks William Newell . A former ATF attache to Mexico calls the tactic `` insane '' The Justice department denies it is stonewalling the committee 's investigation .
`` We did not let guns 'walk , ' '' said the Rev. Al Sharpton. Are the other agents lying , or are you lying , Rep. Darrell Issa asks William Newell . A former ATF attache to Mexico calls the tactic `` insane '' The Justice department denies it is stonewalling the committee 's investigation .