well the gretna sherriffs on the bridge story has finally made the AP wire, and of course, it was not racism, just fear of out of control looters. , like the grandmother they arrested.

www.azstarnet.com: "NEW ORLEANS (AP) -- The police chief in a New Orleans suburb is defending himself against accusations of racism for ordering the blockade of a bridge and turning back desperate hurricane refugees.
Gretna, a town of 17,500 across the Mississippi River from New Orleans, was criticized after Police Chief Arthur Lawson Jr. ordered officers to block a bridge leading into the community, which is almost two-thirds white. New Orleans is two-thirds black.
Three days after Hurricane Katrina made landfall, Gretna officials learned that people trapped in downtown New Orleans were being told to make their way over the bridge called the Crescent City Connection."