Cuba’s electric grid collapses once again while millions remain in the dark NBC NewsCuba Suffers Second Power Outage in 24 Hours, Realizing Years of Warnings The New York TimesCuban electrical collapse causes island-wide blackout, paralyzes economy The Washington PostCuba struggles to get energy grid back online after nationwide blackout Al Jazeera EnglishCuba power outage: Entire island goes dark, 10 million affected after electrical grid fails NBC News