When VeraSun Energy inaugurated a new ethanol processing plant last summer in Charles City, Iowa, some of that industry’s most prominent boosters showed up. Leaders of the National Corn Growers Association and the Renewable Fuels Association, for instance, came to help cut the ribbon — and so did Senator Barack Obama. Skip to next paragraph Related To Ease Gas Prices, Obama Eyes Speculators (June 23, 2008) Times Topics: Barack Obama Blog The Caucus The latest political news from around the nation. Join the discussion. Election Guide More Politics News Then running far behind Senator Hillary Rodham Clinton in name recognition...