Well, I can do a search if you want to read the article.
Of course, President Bush pulling Davis/Bacon wage protection and promising that companies hiring illegals for reconstruction would not be prosecuted didn't help either.
Nothing like support for law and order from the highest levels of government.
Who do you propose SHOULD do the work to re-build New Orleans and the Gulf Coast, if the contractors cannot find workers locally, or who are willing to live in difficult conditions in order to live there while they work? Florida had the same problem two years ago when four hurricanes hit during one season. Many construction projects were delayed because they couldn't find contractors to do the work, and costs doubled and tripled because the demand for building supplies went through the roof.