WASHINGTON -- Agriculture Secretary Tom Vilsack said America needs to stop wasting food, even if that means teaching people to cut back on the amount of food on their plates. Speaking at the National Press Club on Monday, the former Iowa governor said long-term food insecurity "is a challenge, because we're going to have to increase food production -- I've seen anywhere from 50 to 70 percent in the next 35 years -- to meet a growing world population." "But the first step, and the one way the USDA can provide help and assistance to meet this need, is to...