Cuba said it was making headway restoring power on Sunday after multiple false starts, though millions of people remain without electricity more than two days after the grid's initial collapse. The clock was ticking as Hurricane Oscar bore down on the Caribbean island on Sunday,

After electricity was partially restored in Cuba following an island-wide blackout, the electrical grid collapsed a second time, causing widespread alarm. Journalist Ed Augustin told NBC News that while power is gradually being restored in some areas,

Cuba remained without electricity Saturday as a nationwide power outage dragged on for a second day. At dawn, most neighborhoods in Havana were dark, except for hotels and hospitals with emergency generators and the very few private homes with that kind of backup in this economically challenged island nation that has grown accustomed to periodic power outages.

Cubans experienced their second black out wave Saturday after government officials said they were working to restore electrical service to hospitals and crucial service centers after a grid failure on Friday.

Cuba was plunged into darkness for a second time on Saturday after its electrical grid collapsed again hours after authorities announced they had begun re-establishing service.

A new nationwide outage occurred Saturday morning, hours after officials said power was being slowly restored, threatening to plunge Cuba into a deeper crisis.