Biodiesel in Iowa
Backers say Iowa is losing its position as a top biodiesel state. In January, a plant in Keokuk was put on the auction block. The U.S. Senate has voted to revive a biodiesel tax credit through 2010, but the Iowa legislature has rejected efforts to require diesel be blended with biodiesel. Host Jonathan Ahl talks with backers and opponents of government efforts to boost biodiesel sales.