Nigeria’s national grid has collapsed again. This is the third time this will happen in just one week. The latest collapse occurred early Saturday morning, with many states reporting total blackouts.

The national grid has collapsed for the third time in less than a week, plunging the nation into a major blackout. The grid, which has experienced significant disruptions over the past few days, was restored just two days ago before suffering another collapse on Saturday.

Cuba’s electrical grid went down Friday after one of the island’s major power plants failed, a day after a massive blackout swept across the Caribbean island and with no official estimate for when service will be restored.

Cuba's efforts to restore power to the island were derailed for a third time late on Saturday, Cuban authorities said shortly before midnight, leaving millions in the dark and raising fresh questions over the viability of the government's bid to reestablish electrical service.

Cuba’s biggest blackout in at least two years left millions without power and prompted the government to announce emergency measures

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.

Many Cubans waited in anguish Sunday as electricity on much of the island had yet to be restored days after an island-wide blackout. Their concerns were also raised as Hurricane Oscar made landfall in the southeastern Bahamas and was heading toward their country.

Many Cubans are waiting in anguish as electricity on much of the island has yet to be totally restored after days of blackout

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,