( KTRS ) Authorities report that a missing teen girl, and her new born son, have been found safe in West Virginia.

13 yr old Katherine Derleth, and her infant son, went missing last Sunday. Police believed that they had been taken by the girls step-father, 39 yr old Christopher Derleth, and could be headed to West Virginia area.

The young girl has a pacemaker, due to a congenital heart defect, and was still recovering from a c-section delivery when she was taken.

Madison County prosecutors have charged Christopher Derleth with aggravated kidnapping, a Class X felony. He remains in police custody.

No further details have been released.