Cuba's efforts to restore power to the island were derailed for a third time late on Saturday, Cuban authorities said shortly ...
On Friday, around midday, the island's largest power plant shut down, triggering Cuba's biggest blackout in at least two years.
Around 10 million people have been left without power after the country's electrical grid collapsed for a second time.
Packing winds of 140 kilometers (85 miles) per hour, Oscar was forecast to reach eastern Cuba on Sunday, where heavy rains are expected, according to the US National Hurricane Center.