Oil prices jumped this week — and now U.S. consumers may be the ones to feel the pain from Trump’s Russia sanctions

President Trump’s new efforts to sanction Russian oil could also hurt U.S. consumers. - MarketWatch photo illustration/Getty Images, iStockphoto Oil prices this past week marked their biggest weekly gain since June, as new U.S. sanctions on Russia’s two largest crude producers triggered the rally — raising the potential for tighter global supplies. Yet the Trump administration’s decision to punish Russia for its war in Ukraine flies in the face of its promise to keep oil and gasoline prices low. Most Re ...