corn

Playing the field: Ethanol in Iowa

Need to Know correspondent Win Rosenfeld discovers how the presidential candidates are no longer committing to ethanol subsidies — a once-unthinkable position for a candidate seeking votes in Iowa.

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Need to Know is a production of Creative News Group (CNG) in association with WNET. Marc Rosenwasser is Executive Producer. Need to Know is made possible by Bernard and Irene Schwartz, Mutual of America, Citi Foundation, John D. and Catherine T. MacArthur Foundation, Miriam and Ira D. Wallach Foundation, Margaret A. Cargill Foundation, The Corporation for Public Broadcasting and PBS.

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