BISMARCK, N.D. (KUMV) - The sister of a missing woman who previously lived in Bismarck is speaking out.

Related Content: Montana authorities seeking public’s help in locating Bismarck native

Abigayle Magnus left work at the Zip Trip Gas station in Park City, Montana, on Oct. 3 and got into a black Cadillac Escalade SUV.

Investigators say she was seen at a hotel four days later in Billings. She hasn’t been seen since.

Magnus is 5′2″, 120 lbs., with brown eyes, shoulder-length brown hair and a nose piercing.

Her sister, Kari Merkel, says she became concerned after Magnus did not show up to work or her home.

“I know the detective has had numerous different teams out looking for her and following any leads we’ve been given. We also have some friends that are in Montana that have been

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