A fundraiser is being held in Premont to help the family of 16-year-old Librado Telles Junior with funeral expenses following his unexpected death.Telles was shot and killed just days after graduating from Premont High School. Details surrounding the incident have not been released.Ambassadors of the Heart is hosting a burger combo sale, car wash, and raffle to support the Telles family from noon until 4 p.m. at Rowdy D's Chill Zone in Premont a…