The World Health Organization speculated that a mass poisoning event was behind the deaths of 60 people. But African experts suspect a more mundane cause.

Unidentified illnesses in northwestern Congo have killed more than 50 people over the past five weeks, nearly half of them within hours after they felt sick

An unknown illness first discovered in three children who ate a bat has rapidly killed more than 50 people in northwestern Congo over the past five weeks, health experts say.