Cuba’s power grid failed Friday night, leaving millions of the island nation’s 10 million residents in the dark. The outage, which began around 8 p.m. Eastern time, affected most of western Cuba, including the capital of Havana. Cuba has struggled with blackouts in recent months, including a nationwide one in December. Friday’s power failure was the fourth widespread one in five months. Government officials blame U.S. economic sanctions for the ongoing crisis, while others point to aging infrastructure, fuel shortages and the island’s susceptibility to hurricanes. Vicente de la O Levy, Cuba’s minister of energy and mines, said on X