John Boozman actually said...

"Thank you very much. Thank you, Mr. Commissioner, for being here. We appreciate your testimony very, very much."

"I do not think we can emphasize that too much, sadly."

"As always, certainly if members have questions, they will submit those for the record, and we would appreciate your response."

"Right. We understand the IG is responsible for following up, as you testified and others have talked about, and prosecuting the IRS impersonation scammers."