Health officials are scrambling for answers in Congo after a mystery illness that causes intense crying fits killed more than 50 people over the court of five weeks - nearly half of them within hours of infection. The outbreaks, including 419 cases and 53 deaths, have been detected in two distant villages in Congo's Equateur province since January 21. Officials have no idea as to the cause, and are unsure whether the cases in both villages - which are 120 miles apart - are related. Worryingly,