The father of one of the girls accused of brutally stabbing a school friend to pay homage to an eerie horror story character, apparently encouraged his daughter's sick obsession by proudly posting a sketch the 12-year-old drew of the scary figure on Instagram. Morgan Geyser, 12, drew the sinister stickman, inspired by an online ghost story about a ghoulish child killer called Slender Man, on a napkin and left it in the family home while she was out with her parents were out for dinner. But far from being alarmed by the disturbing sketch, Morgan's father Matt seemed to find...