This is considered the deadliest Ebola outbreak in history . Bill and Melinda Gates Foundation joins victims of Ebola outbreak in West Africa . More than 2,200 people have died in Guinea , Liberia and Sierra Leone . Money will be used to purchase supplies and set up relief operations .
Bill and Melinda Gates Foundation joins victims of Ebola outbreak in West Africa . More than 2,200 people have died in Guinea , Liberia and Sierra Leone . Money will be used to purchase supplies and set up relief operations .