Lünen-Brambauer (dpa / lnw) – Police officers in Lünen (Unna district) were first thrown at with eggs, then with stones, bottles and pyrotechnics. At least one garbage can was set on fire on Halloween Monday, the Dortmund police said on Tuesday. According to initial findings, several small groups were involved in the actions, and individual people have already been identified. A total of three patrol cars were probably damaged, the police officers were unharmed.