Chefs see it as a culinary necessity. Activists see it as the product of torture. Farmers see it as their livelihood. How did foie gras become such a contested dish? EDITOR'S NOTE: In a previous version of this video, farmer Marcus Henley said the ducklings "double in weight every day for about twenty days," but in fact the ducklings double in weight roughly every three days. A previous version of this video also excluded the Sinai Peninsula from a map of Egypt. We corrected the map to include t