FIGURE 3.1  UAV/UCAV programs and projected timetables presented to the committee. *Notional timeline for field if determined to be a naval requirement. SOURCE: Adapted from material provided by the following (keyed to entries on vertical axis): (1) Lt Col Michael Leahy, USAF, Program Manager, “DARPA/ USAF Unmanned Combat Air Vehicle Advanced Technology Demonstration: Phase I Results and Look Ahead to Phase II,” briefing presented to the committee, December 13, 1999; (2) A. Duncan Brown, Assistant for Science and Technology, Office of the Chief of Naval Operations, N8T, “Naval Unmanned Combat Air Vehicle,” briefing presented to the committee, January 18, 2000; (3) John F. Kinzer, Office of Naval Research, “Naval Unmanned Combat Air Vehicle,” briefing presented to the committee, December 13, 1999; (4) MajGen Dennis Krupp, USMC, Director, Expeditionary Warfare, N85, “Naval UAV Executive Steering Group (ESG),” October 16, 1998, distributed by CDR Osa E. Fitch, USN, to the committee, January 19, 2000; (5) Ronald E. Mutzelburg, Deputy Director Air Warfare, Office of the Secretary of Defense, “Unmanned Aerial Vehicle Planning Cell: OUSD (AT&L) and OASD (C3I),” briefing presented to the committee, January 18, 2000.