1. There is enough blame for everyone in the Katrina scenario.
2. A federal takeover of the emergency efforts never occurred.

If anyone is still interested in a coherent exposition of the tragedy of errors, read this Washington Post article written by Glasser and Grunwald and printed in the Washington Post Sept. 11, 2005. It is some 12 pages in print form, and is too long to excerpt properly. There is much nonsense on the internet, and this article avoids much of it. Link:

http://www.washingtonpost.com/wp-dyn/content/article/2005/09/10/AR2005091001529.html
City Chaos

(One point they missed is what I have called in another thread 'the labyrinthine interrelationships of the various governments in the New Orleans metro region'. The mayor, for example, did not have any authority outside of the official (artificial) boundaries of the City of New Orleans, thus he had no jurisdiction over important areas of metro New Orleans with perhaps 40% of the population.)

Now let's see if problems created by Rita can be handled efficiently. At this moment landfall in predicted near Houston, category 4-5.