Are you dense today or every day? Where did the hundreds of thousands of other people from NO go? Just about anyware that is above sea level would have done huh?
"Here's the southeast Louisiana evac plan supplement, most recently revised in 2000. Go to page 13, read paragraph 5. It states:
5. The primary means of hurricane evacuation will be personal vehicles. School and municipal buses, government-owned vehicles and vehicles provided by volunteer agencies may be used to provide transportation for individuals who lack transportation and require assistance in evacuating."
http://junkyardblog.net/archives/week_2005_08_28.html#004752
When the alternative is possible death by drowning, who the $!$! CARES what a neighboring city would want?
A rational person would have gotten people on the buses heading east and west out of Katrina's path, and worried later where to put people. A few hours fast driving and you are out of the edge of the storm, and can figure out at leisure where to shelter