Vox | Rex Tillerson's potentially huge conflict of interest over Russia and oil, explained Vox Exxon, the world's largest oil company, has long had its eye on Russia's vast oil and gas deposits. Between 2011 and 2013, Exxon signed a series of deals with the Russian state-owned oil giant Rosneft to explore the Black Sea, develop shale resources ... Exxon Mobil Is the Worst Oil Company, and Other Reminders From Bill McKibben Republicans question Russia links of Rex Tillerson, oil executive Donald Trump wants for Secretary of State Oil change? Fossil fuel advocate to run State department |