Video - Kidnapped aid worker killed by islamic militants

A kidnapped Red Cross health worker has been killed in Nigeria. Hauwa Liman was among 3 aid workers who were kidnapped by an Islamic state affiliated group a few months ago. She is the second aid worker in the group to be murdered. The clock is now ticking on the fate of the other worker. The trio were kidnapped following an attack in the Nigerian town of Rann. The group also still has the remaining Dapchi schoolgirl in their custody, and have vowed to keep her as a slave for life.