Hurricane Oscar’s arrival to eastern Cuba Sunday impacted millions of residents already facing days without power, after fresh attempts to restore much of the nation’s electric grid failed. In the capital city of Havana early Monday,

Cuba's power grid has ground to a halt for a second time in as many days, leaving 10 million on the island without power and the Caribbean island in a growing sense of crisis.

Cuba's power-grid operator said it had restored electricity to parts of the capital Havana on Monday following a fourth major grid failure in 48 hours, while Tropical Storm Oscar lashed the island's eastern end.