FILE - In this May 2, 2012 file photo, Washougal Mayor Sean Guard, left, coaxes Camas Mayor Scott Higgins to step on the scales during their weigh-in in Washougal, Wash. The mayors of the two neighboring towns are in a &quot;Biggest Loser&quot; style contest to see which of the two communities can lose the most weight. New government projections suggest roughly 42 percent of Americans will be obese by 2030. (AP Photo/Don Ryan)