Membership of the special ad hoc committee established January 29 to recommend special panels for the investigation was changed to Frank Borman and Maxime A. Faget, both of MSC; Charles W. Mathews, NASA Hq.; George Jeffs, North American Aviation, Inc.; John F. Yardley, McDonnell Aircraft Corp.; and John J. Williams, KSC, Chairman. Mathews outlined 19 recommended panels and the work objectives of each. A Board member was assigned to monitor each panel and to serve as a focal point through which the panels would report to the Board. Lt. Col. James W. Rawers (USAF) of the Range Safety Division Analysis Section presented an oral report on what Air Force Eastern Test Range personnel saw at the time of the accident. In other activities that day Faget introduced Alfred D. Mardel, MSC, who presented a briefing on data and sequence of events.