Press Play with Madeleine Brand
WHO warns of bird flu outbreak in mammals, CDC downplays it
The World Health Organization is warning of the dangers of bird flu, should it jump from animals to humans. Last month, a second person in the U.S. contracted the disease.
The World Health Organization is warning of the dangers of bird flu, should it jump from animals to humans. Last month, a second person in the U.S. contracted the disease.