This will be a read along series based off the book "Pentagon 9/11" which is a joint authored book from the Secretary of Defense Historical Office (OSD) which initiated the project as a Defense Historical Study. I will read parts from every chapter which speaks in great detail and thorough study about the history of the attack at the Pentagon on September 11th 2001.
Chapter 8: Pentagon Family Assistance Center
Pentagon 9/11:
https://history.defense.gov/Portals/70/Documents/pentagon/Pentagon9-11.pdf