Aug 30

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Natasha Trethewey has written three collections of poetry: "Domestic Work," "Bellocq's Ophelia" and "Native Guard," which won the "2007 Pulitzer Prize. Her latest book, "Beyond Katrina: A Meditation on the Mississippi Gulf Coast," is a mix of prose and poetry.

We talked this week with A.C. Thompson, one of the reporters from ProPublica who has been investigating the New Orleans Police Department in the years since Hurricane Katrina. He has been exploring reports of specific acts of excessive force…