By CBS3 Staff

LANCASTER COUNTY, Pa. (CBS) — The FBI has joined the search for a missing Amish teenager, who was last seen more than a week ago in Lancaster County. Eighteen-year-old Linda Stoltzfoos was last seen on a farm on Stumptown Road in the community of Bird-In-Hand.

Officials say Stoltzfoos did not return from a church service.

READ MORE: Enhanced Risk For Severe Weather Across Philadelphia Region Monday Afternoon

Credit: CBS3

READ MORE: All Eyes On Pennsylvania Primary As Tuesday's Election Day Approaches

Officials say Stoltzfoos is approximately 5-foot-10 and 125 pounds. She was last seen wearing a tan dress, white apron and a black head covering.

MORE NEWS: Police: 14-Year-Old Boy Shot In Leg In Philadelphia's Haddington Neighborhood

Anyone who has information is asked to contact the East Lampeter Township Police Department of the FBI.