prize the prosecution and some lawmakers clearly feel that that is not the case. senator john mccain on that topic, this morning. >> joe lieberman and susan collins would not have issued these subpoenas if they didn't feel frustrated. they are not the kind to, you know, leap into something. they have been trying for months to get the information they think is necessary. for them to carry out their duties, as chair and cochair of the homeland security committee so i think it is clear that the subpoenas are necessary because they are not getting the information through the normal methods. martha: all right, there you have it. joining us is lieutenant colonel tony schaeffer, he's director of external communications at the center for advanced defense studies. good to have you with us today. welcome. >> thank you. martha: this is an unusual situation, i mean, all -- when this -- i want to take everybody back to the fort hood day. and remember what happened. i mean, the initial thing that came out, you know, it was a lone, crazy man and we started to learn about things he had said over the course of some