South Africa's Eskom says to resume rolling blackouts

South African power utility Eskom will implement rolling blackouts from 8 a.m.-10 p.m. (0600-2000 GMT) on Friday, the fourth consecutive day of power cuts to hit Africa's most developed economy. Eskom said on its Twitter feed that it would restart controlled outages at "Stage 2", which means it has to reduce 2,000 megawatts (MW) from the grid as it tries to meet consumer demand of around 30,000 MW. On Thursday, power outages reached "Stage 3", which means 4,000 MW is cut