Department of Corrections monitoring bracelet. She had last been seen in the area of Kroncke Drive around 8 p.m. with an adult acquaintance, according to Madison police. It remains unclear why 12 hours passed between when she was last seen and when police and the public were notified.

Morgan Geyser, 22, cut off her the Department of Corrections monitoring bracelet and left a group home Saturday night, the Madison Police Department said.

On a chilly Saturday night, Morgan Geyser left the group home where she was living in Madison, Wisconsin, and met up with an acquaintance on a quiet residential street nearby. Before she vanished, police say the 23-year-old cut off the monitoring bracelet law enforcement used to track her whereabouts,

Wisconsin authorities issued an alert after Morgan Geyser, 23, who nearly killed a classmate in 2014, disappeared from a group home Saturday night.

Police are searching for Morgan Geyser, one of the perpetrators in the 2014 Slender Man stabbing, after police said she cut off a Department of Corrections monitoring