UPDATE 1-Rosneft's Vankor oil output may start declining next year
March 30, 2015 at 08:07 AM EDT
VANKOR OIL FIELD, Russia, March 30 (Reuters) - Oil output at Rosneft's Vankor deposit, a driver of Russia's recent oil production growth, may start declining next year, a top company official said, underlining the challenges of production in far-flung regions.
