The response and subsequent performance of federal, state, and especially local agencies, in particular their coordination and cooperation with each other and with Pentagon authorities, provide lessons for dealing with other large-scale emergencies in the future. Material used in this study was distilled from more than 1,300 interviews, relying on the corroborative testimony of two or more witnesses wherever possible.

Target: the Pentagon -- The deadly strike -- The rescuers -- Fighting the fire -- Treating the injured, searching for remains -- Up and running -- Securing the Pentagon -- Caring for the dead and the living -- Afterword -- Appendix A: List of 9/11 Pentagon fatalities -- Appendix B: National Transportation Safety Board reports.