to address concerns the two of us have -- there are things we do in a bipartisan basis on this committee. senator grassley and i have been concerned about the fbi's flawed hair and fiber analysis testimo testimony. i asked director comey a question in may. he promised me a follow-up. what are we doing going over the 3,000 cases that were closed because of faulty analysis by the fbi. if those cases come up, will you commit to having an agent conduct in-person visit to determine whether documents are necessary to find out what happened? i say this because i remember using the fbi's hair and fiber