U.S. supermajor ExxonMobil has approached Iraq’s Oil Ministry to express interest in buying Lukoil’s 75% stake in the West Qurna 2 oilfield, one of the largest in Iraq, Reuters reported on Tuesday, citing multiple official Iraqi sources. Lukoil’s international assets are up for grabs after the U.S. Treasury sanctioned in October the second-largest Russian oil producer alongside the top producer, state-controlled Rosneft, to force the Kremlin to sit down for genuine talks about ending the war in Ukraine. Lukoil…