Oil rose, snapping a four-day losing streak, as traders assess mounting threats to Russian supply flows, from Ukrainian strikes on its enemy’s energy assets to a potential diesel-export ban. West Texas Intermediate crude rose 1.8% to settle near $63, the biggest gain since early September. Russian flows have been in the spotlight over the past few weeks amid global efforts to pressure Moscow to make peace in Ukraine by targeting its energy assets. READ: NATO Pledges ‘Robust’ Response to Russian Airspace BreachesCapping the rally, Iraq may shortly resume exports via Kurdistan after a two-year halt over a payment dispute. That could see about 230,000 barrels a day return to international markets, according to people familiar with the matter.