Police arrested and charged 22-year-old Kristin Sculley with the stabbing murder of 28-year-old Robert Carragher, III, or Bobby as his friends called him. Nassau Police say the two were acquaintances and had met up Sunday night at Carragher’s parents home on Beaumont Avenue in Massapequa. The two apparently spent several hours in his bedroom which is in the basement, watching television. For reasons that are under investigation, police say Sculley stabbed Carragher in the neck with a pocket knif