Slender Man Suspect Plans to Plead Not Guilty by Reason Insanity
Morgan E Geyser plans plead not guilty by insanity.
At that time the court will set for trial.
Court will look to set a trial in March or sooner if the parties are ready.
The girls were 12-years-old in 2014 when, authorities say, they lured their classmate into woods in Waukesha after a birthday sleepover and repeatedly stabbed her. The victim, who was also 12, was found along a road, bleeding from wounds that nearly killed her.