Large areas of western Cuba, including Havana, lose power in latest blackouts to hit island nation after substation fails

Cuba’s national electrical grid collapsed late on Friday, leading to widespread blackouts in Havana and across the country and leaving millions of people in the dark.

Officials from the energy and mines ministry said an electrical substation in the capital failed about 8.15pm local time knocking out power to a large swath of western Cuba, including Havana, and causing the failure of the national electrical system, SEN.