Quote from : Forbidden Fruits: Taboos and Tabooism in Culture Book

An even more pointed example of the the power of the silence tabu in libraries occurred in Duluth in 1981. The police were pursuing a fugitive from justice who ran into the public library. Uniformed police surrounded the building, and the library director was notified that only unobtrusive plainclothesmen were entering the building. Their instructions: “When you find him, overpower him. Quietly.” It was done, and only a few people in the crowded building saw a handcuffed man being ushered past the checkout counter. “See,” one librarian remarked quietly to an amazed person, “that’s what happens when you don’t pay your book fines.