India approves ONGC plan for Kashagan stake

    By Saurabh Chaturvedi     India's government has approved ONGC Videsh Ltd.'s proposal to buy a minority stake in an oil field in Kazakhstan from ConocoPhillips COP -0.41% for $5.5 billion, a senior executive at the unit of Oil & Natural Gas Corp. 500312.BY +1.32% said Monday.     To complete the transaction, the companies also...