CONAKRY—Guinea declared a new Ebola outbreak on Sunday when tests came back positive for the virus after three people died and four fell ill in the southeast—the first resurgence of the disease there since the world’s worst outbreak in 2013–2016. The patients fell ill with diarrhea, vomiting and bleeding after attending a burial in Goueke sub-prefecture. Those still alive have been isolated in treatment centers, the health ministry said. “Faced with this situation and in accordance with international health regulations, the Guinean government declares an Ebola epidemic,” the ministry said in a statement. The person buried on Feb. 1 was a nurse at a local health center and died after being transferred for treatment to Nzerekore, a city near the border with Liberia and Ivory Coast. The 2013–2016 outbreak of Ebola in West Africa started in Nzerekore, the proximity of which to busy borders hampered efforts to contain the virus. …