French President Francois Hollande, left, greets and accompanies Nigeria President Goodluck Jonathan at the end of the "Paris Summit for Security in Nigeria", at the Elysee Palace, in Paris, Saturday, May 17, 2014. Leaders from Africa as well as officials from the United States, Britain and France meet to coordinate a response to Boko Haram, the fundamentalist group that abducted more than 300 girls and is accused of hundreds of deaths in the past year alone. (AP Photo/Francois Mori)