The United States has joined the World Health Organization’s list of countries where polio is
circulating owing to the spread of vaccine-derived virus in New York, the Centers for Disease Control
and Prevention announced Tuesday, marking a new low for the country’s public health efforts and
highlighting the dangerous consequences of the growing anti-vaccine movement. The U.S. has met
the WHO’s criteria to be added to the list of countries with circulating vaccine-derived poliovirus, the
CDC said, which includes Yemen, Somalia, Burkina Faso, Uganda, Ethiopia, Ghana and Eritrea. View More