An exercise by the UN agency earlier this month simulated an outbreak of a “fictional” virus spreading across the world The World Health Organization (WHO) has recently rehearsed a scenario in which an ancient virus lying dormant in the remains of a woolly mammoth caused a deadly global outbreak of “mammothpox,” The Telegraph has reported, citing documents about the exercise it had obtained.  The press release by the global health authority stated that earlier this month more than 15 countries