Congolese health authorities were screening more than 300 people ⁠travelling on a ⁠river boat intercepted near Kinshasa on ⁠Thursday after the death of a passenger suspected of having Ebola raised concerns the virus may have spread on board, officials said. Authorities deployed a mobile laboratory to the vessel after it was stopped in Maluku, around 65km (40 miles) upstream from the capital on Wednesday. The secretary general of the Democratic Republic of Congo’s health ministry, Body Ilonga...