In Birmingham, Alabama, a public bus takes about a dozen housekeepers from their low-income, mostly black neighborhood to a wealthy white suburb. These are the only stops the city bus makes; these are virtually the only people who ride it.
View MoreIn Birmingham, Alabama, a public bus takes about a dozen housekeepers from their low-income, mostly black neighborhood to a wealthy white suburb. These are the only stops the city bus makes; these are virtually the only people who ride it.
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