UN says about 25% of Ebola cases could be going undetected

GENEVA (AP) — The World Health Organization says it may be missing a quarter of all Ebola cases in eastern Congo as violent unrest complicates detection.
That estimate by WHO emergencies chief Dr. Michael Ryan on Thursday comes after aid groups expressed concern this week that the rate of new cases has been picking up speed.
There have been more than 2,000 confirmed and probable cases of the Ebola virus since August, with nearly 1,400 deaths.
Ryan told journalists in Geneva that WHO believ