The Biden administration is considering whether to prohibit Russian oil imports into the U.S. without the participation of allies in Europe, at least initially, according to two people familiar with the matter. The administration has yet to decide on a U.S. import ban, with the timing and scope of any move still fluid, according to the people, who spoke on condition of anonymity. Administration officials have been in close contact with allies on a possible ban while also working to prepare for the domestic impact, the people said. Oil soared to as high as $139 a barrel in Asia trading Monday after it emerged that the ... (full story)