ISLAMABAD, Nov 25 (INP): Pakistan Electronic Media Regulatory Authority (PEMRA) on Saturday decided to shut down transmission of all news channels as crackdown against protestors staging sit-in at Faizabad interchange has sparked countrywide protests. The decision was taken under Electronic Media Code of Conduct 2015. According to reports, most of the channels has gone off air in Islamabad and elsewhere. Meanwhile, senior journalists have termed the decision unfair. PEMRA has directed law enforcement agencies to make strict security arrangements for staff present in different media outlets across country. PEMRA, in a written statement, stated that ban was imposed on directions of district administrations. INP/AK