Do you have an opinion about how the aftermath of Katrina has been handled? Seems it’s the purview of the Department of Homeland Security:
In the event of a terrorist attack, natural disaster or other large-scale emergency, the Department of Homeland Security will assume primary responsibility on March 1st  for ensuring that emergency response professionals are prepared for any situation. This will entail providing a coordinated, comprehensive federal response to any large-scale crisis and mounting a swift and effective recovery effort.
So use their Contact us button and express yourself!