--The Commonwealth's fire marshall says that arson caused a fire that took out five businesses Tuesday in Northborough. 70 firefighters were needed to put down the flames. A five and dime that had been in operation for 50-plus years was among the casulties, which also included "an appliance store, a jeweler, a market and a bead shop." [Boston Herald] --We don't often link to college blotters (there's only so many times you can report......