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Published November 26, 2013, 12:00 AM

Santorum


In this Dec. 2011 file photo, Republican presidential candidate and former Pennsylvania Sen. Rick Santorum looks at corn plants during a tour of Pioneer Hi-Bred Carver Center in Johnston, Iowa. Santorum called for ending federal support for the ethanol industry before he won the Iowa caucuses the following month.
Read the article: Iowans worry about ethanol's lost political clout