In Nigeria, the militant group Boko Haram has killed 24-year-old Hauwa Liman, a nurse for the International Committee of the Red Cross who was kidnapped in March along with two other aid workers. Boko Haram killed another of the captives, Saifura Ahmed, in September. Boko Haram has killed over 20,000 people and kidnapped thousands, including many children, and fighting between the group and government forces has displaced some 2 million people since 2009.