Cuba's power grid collapses, causing major blackouts in the east

Cuba's national energy grid suffered a major failure early Thursday that severed power to the island's eastern provinces, authorities said, as residents in the capital Havana faced ongoing blackouts. The failure came as a U.S. delegation visited Cuba Thursday and met with Cuban government officials. Cuba's aging power grid has eroded in recent years as it faces a prolonged economic crisis, recently made worse by a U.S. …