The case surrounding a stabbing that became known nationwide as the "Slender Man stabbing" more than a decade ago took a new twist over the weekend.

Who is Slender Man? Slender Man, a menacing, faceless man in a dark suit – sometimes portrayed with octopus-like tentacles – was a crowdsourced internet-created boogeyman that first appeared in an online forum in 2009,

Why people are so drawn to the scary meme. June 9, 2014— -- A fictional horror creature popularized by Internet memes is now linked to three violent crimes. A week after two 12-year-old Wisconsin girls allegedly stabbed their friend 19 times to honor ...

The update comes 12 years after Morgan Geyser, now 23, admitted to luring a classmate into the woods in Waukesha and nearly stabbing her to death to please the online horror character "Slender Man."

Morgan Geyser, one of the teens convicted in the infamous "Slender Man" stabbing case, has been found after staff at her group home in Wisconsin said she had removed a GPS monitoring tag from her ankle and gone missing. The Madison Police Department said Geyser had been taken into custody in Illinois at around 10:34 p.m. on Sunday night.