Former U.S. Secretary of Agriculture Mike Espy (center) speaks of how federal subsidies could be used to battle the nation's struggle with obesity, as former U.S. Senate Majority Leader Trent Lott (left) and Chief Scientific Officer Karen Miller-Kovach of Weight Watchers International listen on Nov. 11, 2010, at the Global Obesity Summit in Jackson, Miss. (Associated Press) **FILE**
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