A toddler's death is under investigation in central Kentucky. Mercer County Coroner Sonny Ransdell says a 22-month-old girl was pronounced dead at Haggin B. Memorial Hospital on Thursday. Ransdell says the body was sent to the state medical examiner's office in Frankfort for an autopsy. The Advocate-Messenger (http://bit.ly/1QuRsOE ) reports the Mercer County Sheriff's Office is investigating the death.