STILLWATER, Okla. (AP) — Oklahoma State University has a $3.9 million plan to address obesity in two rural counties, one of which includes the town with the lowest life expectancy in the U.S. The Curbing Obesity program will use a five-year federal grant to offer cooking classes and distribute healthy food options in Muskogee and Adair counties in eastern Oklahoma, The Tulsa World reported . More than 40 percent of residents in those counties are obese.