And then there's this from my original post...
A Red Cross official, Carol Miller, said on NPR's Diane Rehm show this morning that the Red Cross was told not to provide aid at the Superdome by the Louisiana, not U.S., Department of Homeland Security. Audio here:
http://www.wamu.org/programs/dr/ (click link on left side of page) the comment is about 35:40 into the show.