As millions pour into 11 U.S. cities next week for the start of the World Cup, the fanfare may be accompanied by a silent and potentially deadly threat: disease.
The recent outbreak of Ebola in Uganda and the Democratic Republic of the Congo are pushing U.S. officials to act. More than 200 people have died, according to the World Health Organization, as the Bundibugyo strain driving the infections is rare and has no known treatment or vaccines.
