Girl accused in Slender Man stabbing had 'swirled into madness', says lawyer
Anissa Weier, who allegedly helped a friend repeatedly stab a classmate to please the fictional character, believed he could kill her family, attorney says
15 Sep 2017 ... Anissa Weier and Morgan Geyser lured Payton Leutner into the woods at a park in Waukesha, a Milwaukee suburb, in 2014. Geyser stabbed ...