ExxonMobil, Shell to extend contract on Kazakh Kashagan field

    The companies ExxonMobil and the Royal Dutch Shell intend to extend the contract on the Kashagan project for another 20 years, a source from the operator of the project for the field's development, North Caspian Operating Company (NCOC), told the Baku-based news agency Trend.     "Yes, the shareholders of the international consortium,...