Jim Crow lives

This week's lesson is, in case of emergency, don't be a poor person of color in the world's only superpower.

In New Orleans, the disaster's impact underscores the intersection of race and class in a city where fully two-thirds of its residents are black and more than a quarter of the city lives in poverty. In the Lower Ninth Ward neighborhood, which was inundated by the floodwaters, more than 98 percent of the residents are black and more than a third live in poverty.