Answer
The answer is "Katrina Secrets", a self-published book written by Nagin. The book delves into the intricacies of the devastating Hurricane Katrina and its aftermath, providing a unique perspective from Nagin's position as the mayor of New Orleans during that tumultuous time. Through firsthand accounts and in-depth analysis, Nagin sheds light on the challenges faced, decisions made, and lessons learned in the wake of this colossal natural disaster.