New Delhi, June 12 -- NAIROBI - For Caitlin Brady, the country director of the Danish Refugee Council in Congo, the news was the thing that changed every calculation. Ebola had reached Kpanga.

"We are all really worried that Ebola in these camps will spread extremely quickly," Brady told Reuters, "and that there will be panic and people will flee all over whether or not they are contacts, whether or not they are ill."

The Kpanga camp in Ituri province holds 30,000 internally displaced people. Hundreds of residents share a single toilet. Two of them died from the Bundibugyo strain of Ebola on May 31 and June 1, the United Nations refugee agency confirmed Thursday - the first fatalities recorded inside a displacement camp since the outbre...