State police are looking for two children they believe may have been abducted by a family member and may be in extreme danger. An Amber Alert was issued for the two missing children.

Grace and Shaina Tenney were last seen at a residence located in Rock Cave, Upshur County, West Virginia.

Grace is a 7-month-old white girl with black hair and blue eyes, weighing approximately 19 pounds. She is around 2-foot-4 and was last seen wearing a flowered sundress with a pink coat, according to the alert.

Shaina is a 16-year-old white girl with black hair and hazel eyes. She is approximately 5-foot-2 and 225 pounds. Shaina was last seen wearing black stretch pants, grey shirt, a black or grey hoodie, and white tennis shoes with writing.

Authorities said the two were likely abducted by a family member by the name of Margel Tenney. They may be travelling in a 2003 tan Ford Taurus with West Virginia license plate 2LW 179. Margel is described as a 57-year-old man, 5-foot-8, 200 pounds, wearing a black sweatshirt, Redwing boots and blue jeans.

The suspect vehicle was possibly seen crossing into Ohio around 9 p.m. Tuesday on Interstate 77.

If you have any information contact the Ohio State Highway Patrol or dial 911.