Two recent college graduates travel to their ancestral home in rural Iowa, plant a single acre of America's most powerful crop, corn, and attempt to follow its fate as food. In their year-long adventure they see the realities of modern farming firsthand, explore a fast-food nation built on corn syrup sodas and corn-fed meat, and come to question government subsidies, intensive agriculture, and the cheap food we eat.

Sunday, 4/20/08 from 3:30-5 p.m. & 12-1:30 a.m. ET