The Pittsburgh Post-Gazette on Friday filed a complaint seeking a court injunction to stop union members from trespassing at a South Side newspaper distribution center, two days after asking the court to force Mayor Ed Gainey and police officials to uphold the state’s trespassing law. Since a strike by the unions began in October, the complaint said the Gateway View Plaza depot on West Carson Street has been the scene of confrontations between striking Post-Gazette union members and independent contractors, examples of which were detailed with pictures of punctured tires and broken car and door windows in the complaint. The...