May 2014 crimes in the United States

spree killing which occurred in Isla Vista, California

On May 31, 2014, two twelve-year-olds lured their friend, who was also twelve, into a wooded area of Davids Park in Waukesha, Wisconsin, where they attempted to murder and sacrifice her to the Slender Man, a fictional supernatural being originating in creepypasta. Their target, Payton Isabella Leutner, suffered 19 stab wounds, but survived after being rescued by a cyclist.