BARCO, N.C. (WTVD) -- A Currituck County High School teacher was indicted by a grand jury Tuesday on a charge of felony sex with a student.Kimberly Lynne Umphlett, 24, of Kill Devil Hills, turned herself in to authorities Tuesday evening.Currituck County Sheriff Susan Johnson said deputies began investigating the case in mid-May.Johnson said Umphlett began inappropriate sexual contact with the student as early as April.Bond was set at $5,000.Umphlett no longer is employed with the Currituck County school system.