MoreTimeline: The Worst Ebola Outbreak in HistoryHere’s How Much Money the World Has Spent Battling EbolaObama on Ebola: ‘The World Is Looking to Us’The United Nations announced a new mission to combat Ebola in West Africa Thursday, promising greater resources on the ground as cases of Ebola hit 5,335. “The gravity and scale of the situation now requires a level of international action unprecedented for a health emergency,” said UN Secretary General Ban Ki-moon at a United Nations Security Council (UNSC) emergency meeting on Thursday. The goal of the mission, called United Nations Mission For Ebola Emergency Response (UNMEER), is to stop the outbreak, treat the infected, ensure essential services are available, preserve stability, and prevent further outbreaks.