At least five children 12 years old and younger in southeastern Kentucky have been diagnosed with diffuse intrinsic pontine glioma, or DIPG, across several counties including Knox, Whitley and Laurel and the growing number of cases has captured the attention of lawmakers across the state.All five cases were diagnosed in the last two years. According to the National Institutes of Health, about 300 kids are diagnosed with DIPG each year in the U.S…