The ironic thing is that per the Times-Picayune it was Mitch Landrieu that sent the national gurd in to deliever food and water to the superdome, but not have the national guard take them out.
http://www.nola.com/newslogs/breakingtp/index.ssf?/mtlogs/nola_Times-Picayune/archives/2005_08_28.html#074657