Slender Man assailant Morgan Geyser is no longer in the Waukesha County Jail. The sheriff's department confirmed she was ...

A prosecutor said Geyser needs to be sent back to a mental institution.

Wisconsin authorities have asked a state court to revoke the conditional release of Morgan Geyser, the woman who in 2014 almost killed her sixth-grade classmate in the name of horror villain Slender ...

Geyser was taken into custody in Illinois, according to police.

Slender Man stabbing assailant Morgan Geyser has returned to Wisconsin after her escape from a Madison group home and arrest in ...