The FIFA World Cup is expected to create a "hospitable environment" for pathogens, with millions of people gathering in packed stadiums, and there are concerns about the spread of diseases such as Ebola, dengue, and measles. Johns Hopkins Center for Health Security Senior Scholar Dr. Amesh Adalja joined David Gura and Christina Ruffini on Bloomberg This Weekend to discuss. Private disease-tracking companies, research institutions, and nonprofits are stepping up their efforts to monitor for poten