Much of Pakistan descended into darkness on Jan. 9, after a technical fault struck the country’s national grid, according to Pakistan’s Power Minister Omar Ayub Khan. Not registered? Receive daily email alerts, subscriber notes & personalize your experience. Register Now “A countrywide blackout has been caused by a sudden plunge in the frequency in the power transmission system,” Khan said on Twitter. “The fault tripped the transmission system of the country… leading to the shutdown of power plants,” Khan said in a news conference following the outage, local media reported. The minister attributed the technical faults to an out-date system as no effort was made in the past to upgrade transmission lines, and that an investigation was under way to determine the cause of the blackout, state-owned Radio Pakistan reported. Major cities, including […]