MONTGOMERY- A couple from Mendota is facing involuntary manslaughter charges for the death of a 6-year-old. The Kendall County Sheriff’s Office say that on July 2nd, they were called to the 100-block of Boulder Hill Pass in Montgomery for a child that was unresponsive. After an investigation by the Kendall County Coroner’s Office, they determined that 6-year-old Kerrigan Rutherford had died reportedly of prescription drug toxicity. On August 6th authorities took Kerrigan’s stepfather, 29-year-old James Davidson and her mother, 32-year-old Courtny Davidson, both of Mendota, into custody on charges of Involuntary Manslaughter and two counts of Endangering the Life or Health of a Child. Both were taken to the Kendall County Jail with bond yet to be set.