THE Kenyan government and World Health Organization launched a medical emergency hub in Nairobi, the first in a network of African centres they say will hasten responses to regional emergencies. The facility will include a training centre, house a cadre of professionals that can respond to a medical emergency within its first 24 hours and stockpiles of medical equipment. The WHO says it wants to help create these quick response teams in every African country. "We see the continent expressing in very practical terms its determination to be better prepared for the next pandemic… this is going to be our…