Daily power outages of up to 20 hours are the norm in parts of the impoverished island, which lacks the fuel needed to generate power. The crisis has become more acute since the US ouster of Cuba's top ally, Nicolas Maduro of Venezuela, on January 3.

Daily power outages of up to 20 hours are the norm in parts of the impoverished island, which lacks the fuel needed to generate power. The crisis has become more acute since the…

Fuel shortages have been exacerbated by a US oil blockade since the seizure of Venezuelan President Nicolás Maduro.