![Flowers and messages of condolence are left for the victims of the Manchester Arena attack, in central Manchester, Britain May 25, 2017. REUTERS/Stefan Wermuth - RTX37J8V](/sites/default/files/styles/article_header/public/almpics/2017/05/RTX37J8V.jpg/RTX37J8V.jpg?h=f7822858&itok=pad9J5U1)
![Flowers and messages of condolence are left for the victims of the Manchester Arena attack, in central Manchester, Britain May 25, 2017. REUTERS/Stefan Wermuth - RTX37J8V](/sites/default/files/styles/article_header/public/almpics/2017/05/RTX37J8V.jpg/RTX37J8V.jpg?h=f7822858&itok=pad9J5U1)
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Jason Pack
![A fighter from Misrata sits on top of a vehicle near Sirte March 16, 2015. REUTERS/Goran Tomasevic (LIBYA - Tags: CIVIL UNREST TPX IMAGES OF THE DAY) - RTR4TJRG](/sites/default/files/styles/article_header/public/almpics/2016/12/RTR4TJRG.jpg/RTR4TJRG.jpg?h=f7822858&itok=HeV8FDR6)
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Jason Pack
![A fighter from Libyan forces allied with the U.N.-backed government sits in an armoured vehicle during a battle with Islamic State militants in their remaining holdouts, in neighborhood Number Three in Sirte, Libya, October 8, 2016. REUTERS/Ismail Zitouny - RTSRDAK](/sites/default/files/styles/article_header/public/almpics/2016/10/RTSRDAK.jpg/RTSRDAK.jpg?h=f7822858&itok=8ZpVbIgl)
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Jason Pack
![A general view of pipelines at the Zueitina oil terminal in Zueitina, west of Benghazi April 7, 2014. REUTERS/Esam Omran Al-Fetori/File Photo - RTSN8GP](/sites/default/files/styles/article_header/public/almpics/2016/09/RTSN8GP.jpg/RTSN8GP.jpg?h=f7822858&itok=BTZ_h9Em)
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Jason Pack
![A member of Libyan forces loyal to eastern commander Khalifa Haftar holds a weapon as he sits on a car in front of the gate at Zueitina oil terminal in Zueitina, west of Benghazi, Libya September 14, 2016. Picture taken September 14, 2016. REUTERS/Esam Omran Al-Fetori - RTSNU2U](/sites/default/files/styles/article_header/public/almpics/2016/09/RTSNU2U.jpg/RTSNU2U.jpg?h=f7822858&itok=b_M71xOv)
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Jason Pack
![Offshore oil platforms are seen at the Bouri Oil Field off the coast of Libya August 3, 2015. Oil prices lurched 5 percent lower on Monday to their lowest since January, taking global benchmark Brent below $50 a barrel as weak factory activity in China deepened a commodity-wide rout. REUTERS/Darrin Zammit Lupi MALTA OUT. NO COMMERCIAL OR EDITORIAL SALES IN MALTA - RTX1MWTJ](/sites/default/files/styles/article_header/public/almpics/2016/07/RTX1MWTJ.jpg/RTX1MWTJ.jpg?h=f7822858&itok=OKzF-t8Z)
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Jason Pack