For eight years, the top officials of an affluent Long Island school district systematically plundered taxpayer funds, illegally diverting at least $11.2 million to themselves, relatives and cronies for an array of goods and services, from a 65-cent bagel to a $1,812-a-night hotel suite to a mortgage on a luxury home in Florida, a new state audit says. The scandal, in Roslyn, N.Y., is the most pervasive such school fraud in the country, say officials from the National School Boards Association. The year-old case has already had repercussions in districts throughout New York State, where school officials and bookkeepers say...