Key stories from the Middle East and North Africa upstream sector in the last month, with Wood Mackenzie's expert opinion and analysis. GS Energy became the latest company to be awarded a stake in the ADCO concession in the UAE. Meanwhile Qatar Petroleum launched a tender of its own for Qatar's largest oil field, Al Shaheen. In Egypt, DEA farmed down its stake in the West Nile Delta project to BP. Eni followed up its March success with a second discovery in NC41 block offshore Libya.