TEHRAN-- The Iranian Interior Ministry issued a statement on Tuesday stating a variety of persons involved in the poisoning of students, particularly schoolgirls, have been arrested in six provinces.Those jailed were from the provinces of Khuzestan, West Azarbaijan, Fars, Kermanshah, Khorasan and Alborz, the ministry said.The ministry included 3 persons of a four-member group had a background in misbehavior, including participation in the unrest that grasped certain cities in Iran in mid-September last year.The connection of these three individuals with foreign media outlets, which launched a hybrid war against Iran in the violent demonstrations, have been confirmed, it stated.A member of this team transferred the poisoning material to class through his kid and after the child released it in the class and some trainees inhaled it and suffered breathing and other issues, he right away supplied films inside the class and medical facility and sent them to hostile TV networks outside the nation, the Interior Ministry explained.It included the action was planned to develop worry among the people and trainees and thereby bring the classes to a closure.Further details about the poisonings will be launched after conclusion of investigations, the ministry said.The ministry assured the Iranian country that the offenders who devoted such afraid acts will be identified and hauled into court.