Morgan Geyser, the woman at the center of the Slender Man stabbing case in Waukesha, was arrested after escaping a group home. Here's what we know.

Slender Man attacker Morgan Geyser is currently missing after she removed her police tracking bracelet and failed to return to her halfway house in Wisconsin. Geyser, now 22, was charged with first-degree murder after stabbing classmate Payton Leutner 19 times with the help of friend Anissa Weier in 2014.

Morgan Geyser was taken into custody in Illinois after cutting off her ankle monitor and leaving a Wisconsin group home.