Cuba's National Electric Union has reported that power restoration efforts are underway after a nationwide blackout on the island. The power grid collapsed at 9:14am local time yesterday (10 September), leaving most of the country's 9.7 million residents without electricity, according to a Reuters report. The country's energy ministry and National Electric Union were quoted as stating: “There has been a total disconnection of the Electric System.” Investigations into the causes of the grid failure are o ...