(CNN) — Morgan Geyser, who was living under supervised release at a group home in Wisconsin for her role in the high-profile 2014 stabbing of her 12-year-old classmate, was found late Sunday about 150 miles away in Illinois.

She had disappeared Saturday night after cutting off her monitoring bracelet , according to police in Madison, Wisconsin.

On Sunday, officers in Posen, Illinois, responded to a report of people loitering behind a truck stop building and discovered a man and a woman sleeping on the sidewalk, police said.

Geyser, 23, initially gave officers a false name when they confronted her, according to Posen Police.

“After continued attempts to identify her, she finally stated that she didn’t want to tell officers who she was because she had ‘done something really bad,’ an

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