MARGARETVILLE _ Seven second-graders at Margaretville Central School were arrested last week for allegedly plotting an attack on one of their classmates. The boys aged 7 to 9 were charged by state police as juveniles with fifth-degree conspiracy, a misdemeanor. A parent of the student allegedly targeted by the children learned about the plot Wednesday and informed school officials Thursday that the child felt threatened, Margaretville Superintendent John Riedl said Monday. State police in Margaretville were contacted at about 1 p.m. and seven arrests were made by 1:30 p.m., according to troopers. In a letter sent home to parents the...