Cuba is preparing to receive its first shipment of Russian oil this year, just days after the government announced it was operating on natural gas, solar power and thermoelectric plants as severe power outages continue to hit it. HAVANA — Cuba is preparing to receive its first shipment of Russian oil this year, just days after the government announced it was operating on natural gas, solar power and thermoelectric plants as severe power outages continue to hit an island whose... [5331 chars]