Neil Duffin, President of ExxonMobil Development Company, takes part in the St. Petersburg International Economic Forum 2014 (SPIEF 2014) in St. Petersburg May 24, 2014. REUTERS/Sergei Karpukhin ... more 
Neil Duffin, President of ExxonMobil Development Company, takes part in the St. Petersburg International Economic Forum 2014 (SPIEF 2014) in St. Petersburg May 24, 2014. REUTERS/Sergei Karpukhin (RUSSIA - Tags: BUSINESS HEADSHOT ENERGY) less 
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Reuters | Photo By SERGEI KARPUKHIN / REUTERS
Sat, May 24, 2014 6:49 AM EDT