Morgan Geyser, one of the perpetrators of the 2014 "Slender Man stabbing," was taken into custody near Chicago on Sunday, a day after cutting off her ankle monitor and leaving her Wisconsin group home.

Geyser was reported missing on Saturday night after correction officials were notified that her GPS monitoring bracelet was malfunctioning. They contacted the group home and learned that "she was not at the home and that she had removed her GPS bracelet," according to the Madison Police Department .

Madison police said they were not made aware of her disappearance until nearly 12 hours later, on Sunday morning. As the search unfolded, Geyser's attorney, Tony Cotton, posted a video to Instagram urging her to turn herself in.

"Do not continue to remain on the run like this," he said. "I

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