Mike De Sisti/ Milwaukee Journal/USA Today Network/Imagn Images via CNN Newsource

(CNN) — A woman who pleaded guilty to the 2014 stabbing of her sixth-grade classmate is back in custody after Wisconsin police say she vanished from a group home where she lived under supervised release Saturday night.

Morgan Geyser, 23, was found over 100 miles away approximately 24 hours later in Illinois with an acquaintance.

Geyser’s disappearance comes more than 10 years after investigators say she and a friend, Anissa Weier, stabbed their classmate, Payton Leutner, with the goal of pleasing the fictitious character Slender Man. The girls were all 12 years old at the time. Here’s what we know.

Geyser signed a waiver of extradition on Tuesday during a hearing in Cook County, Illinois. The following d

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