(From L to R) Markus Droll, vice-president of Nigeria & Gabon, Shell Upstream International, Massimo Insulla, managing director of Nigerian Agip Oil Company (NAOC) and Mark Ward, chairman of ... more 
(From L to R) Markus Droll, vice-president of Nigeria & Gabon, Shell Upstream International, Massimo Insulla, managing director of Nigerian Agip Oil Company (NAOC) and Mark Ward, chairman of ExxonMobil Companies Nigeria pose for pictures at the Nigeria Oil & Gas 2014 Conference in Abuja March 18, 2014. REUTERS/Afolabi Sotunde (NIGERIA - Tags: ENERGY BUSINESS) less 
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Reuters | Photo By AFOLABI SOTUNDE / REUTERS
Tue, Mar 18, 2014 8:33 AM EDT