A man was arrested Tuesday for allegedly violating a harassment prevention order taken out by a Massachusetts school superintendent, officials said.

The superintendent of Concord Public Schools and the Concord-Carlisle Regional School District, Laurie Hunter, had been the target of what the district committees' chairs had previously called " several concerning displays ."

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Concord police said that John Grace, a 56-year-old Concord resident, had been identified as the person who'd been putting up a sign in Monument Square reported on Sept. 22, followed by others around town.

Hunter had taken out the harassment protection order against Grace in May, and after an investigation involving state and local police, Conco

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