place, which says to me that this is the place, it's congress who is supposed to be asking the questions if there is an issue. is that not accurate? >> you're right on it, laura, that's exactly what that clause says. and it's really a rather unique exception, that the place they can clearly be questioned about anything is the house to which they belong. that certainly is implicit in all the code of ethics that apply to the members of the house and senate and it would certainly apply also with a subpoena. certainly they have that power, and there's nothing in this debate clause that should exclude the use of a subpoena. >> and i would note again, a duly issued subpoena by a legitimate select committee. john dean, thank you very much for your time. talk again. >> thank you. you know, republican senators are using a bizarre excuse to try and block a