“Slender Man” stabber Morgan Geyser could be sent back to a mental institution after authorities asked a court to revoke her conditional release following her escape from a Wisconsin group home last w...

The search for a missing Wisconsin woman who almost killed her sixth-grade classmate more than a decade ago to please horror character Slender Man ended Sunday night when police discovered her sleepin...

The woman convicted in the 2014 Slender Man stabbing will not fight extradition after her escape from Wisconsin.

Slender Man stabbing defendant Morgan Geyser was captured​ in Chicago's south suburbs after cutting off a monitoring bracelet, leaving a group home and going missing.