Source: Reuters - AlertNet
Country: Democratic Republic of the Congo, Guinea, Liberia, Nigeria, Sierra Leone
By Felix Onuah and Umaru Fofana
ABUJA/FREETOWN, Oct 23 (Reuters) - Nigeria pledged on Thursday to send a contingent of 600 volunteers to help fight the worst ever outbreak of Ebola on record which has killed nearly 5,000 people in West Africa.