Asked whether she was competent , Slenderman did n't speak , court documents show . Doctor tells court Morgan Geyser believes she has mind-control capabilities , affiliate reports . She also believes she can talk to Anissa Weier and Slenderman villain , experts tell court . Morgan and Morgan are charged with stabbing friend 19 times after sleepover .
Asked whether she was competent , Morgan Geyser did n't speak , court documents show . Doctor tells court Morgan believes she has mind-control capabilities , affiliate reports . She also believes she can talk to Slenderman and Harry Potter villain , experts tell court . Morgan and Anissa Weier are charged with stabbing friend 19 times after sleepover .