https://www.amazon.com/Reluctant-Hero-Survivor-Unthinkable-Struggled/dp/1620872021
I really don't need any more 9/11 content, but I'm very tempted to read this one.
That guy wrote a book about his experience... I haven't read it but solid reviews:
https://www.amazon.com/Reluctant-Hero-Survivor-Unthinkable-Struggled/dp/1620872021