some of you can ask him. that s the whole point of being challenge. reporter: does the white house need to do a better job on communicating about impeachment? martha: senator lindsey graham, at the center of this conversation on capitol hill. let s go to chad pergram standing by. in just the past couple moments, the closed-door transcribed interviews, the deposition with laura cooper, the pentagon official, started. this was delayed by about five and half hours because you had republicans who are not on the intelligence oversight and foreign affairs committee storm the scif, the secure facility where they do these closed your interviews right behind me. basically they couldn t start because adam schiff said you re not a member of the community. you shouldn t be there. there s also a security issue where some members brought in their cell phones and their electronic watches. that s a big no-no. but they seem to have come to some sort of an agreement and we been seeing a parade of