Energy Minister Vicente de la O Levy reported that Cuba had 500 megawatts of energy available early Saturday, with several substations restored. Two thermoelectric plants are operational again, while others remain uncertain. The recent blackout, unprecedented in modern times, was exacerbated by increased demand and maintenance issues. Emergency measures have been implemented to reduce electricity demand, including suspending classes and shutting down nonessential services. Teljes cikk (Euronews.com)