Nigerian President Muhammadu Buhari is on an international visit to Paris. Buhari is to meet with French President Francois Hollande. The two leaders are expected to talk about Nigeria's Boko Haram insurgency, which has lasted for almost six years. Buhari has made it his priority to eradicate the group. France has been assisting with the fight, organizing a meeting in May between the countries affected by Boko Haram - in an effort to form the joint military task force currently fighting the group.