Information Nigeria reports that today’s occurence will be the third grid collapse in less than one month. The cause of the collapse is yet to be disclosed, but experts speculate it may be related to technical issues, infrastructure challenges or high demand.

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.

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,

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

The failure of Cuba’s CTE Antonio Guiteras plant occurred at 11 a.m. EDT, causing the country’s National Electricity System to be “completely disconnected,” the Ministry of Energy and Mines said in a tweet.

Photos emerging from Cuba show not only the unrest, but residents continuing to lives their lives even amid the indefinite power outages.

Electricity has been restored to half of Havana, the Cuban capital's power company reported Monday, four days after the start of a nationwide blackout that the authorities have struggled to