P.M. Edition for Mar. 6. Markets dipped and Nasdaq closed in correction territory. WSJ markets reporter Sam Goldfarb talks about what’s got investors on edge. Plus, demand for nuclear energy is growing, but as science reporter Eric Niiler tells us what to do about the U.S.'s’ radioactive waste is a persistent problem. And books reporter Jeffrey Trachtenberg joins to discuss why publishers of nonfiction books are increasingly skipping the paperback. Alex Ossola hosts.

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