The US is allowing a Russian tanker full of crude oil to reach Cuba, the New York Times newspaper reported on Sunday, possibly granting a lifeline to the Caribbean island amid a de facto oil blockade imposed by Washington.Ship tracking data showed the Russian-flagged tanker Anatoly Kolodkin on Sunday was just off the eastern tip of Cuba.The Times report, citing a US official briefed on the matter, said it was unclear why the US Coast Guard was allowing the shipment to go through. A move by...