The search for a missing woman has ended in northeast Iowa.

Chickasaw County sheriff's officials confirmed the body of Sheila Ludwig, 67, of Fredericksburg, was found shortly after 9 a.m. on Monday (March 20, 2017). They did not indicate where the discovery was made.

Authorities said the cause of Ludwig's death is under investigation. They do not suspect foul play.

Ludwig disappeared Friday night. Chickasaw County sheriff's officials said nearly 300 volunteers and authorities from several northeast Iowa law enforcement agencies were involved in the search for her.