HOUSTON, United States The US is allowing a Russian tanker to deliver crude oil to Cuba, breaking a months-long blockade on the Caribbean island nation by the Trump administration, according to a report Sunday by the New York Times. The tanker, carrying an estimated 730,000 barrels of crude, is expected to dock at the Matanzas terminal by Tuesday, providing a critical supply of energy to Cuba amid escalating tensions with the US. The Russian ship’s arrival would distribute an energy lifeline to