But the Manhattan facility, Amsterdam Nursing Home, was far from the only home flagged in New York City for failing to take steps to prevent the spread of the airborne infection.
Health officials in Rockland County offered pop-up polio vaccinations and urged the public to get shots as they investigated whether the disease had spread to others.
An adult who lives in Rockland County was infected by someone who received the oral polio vaccine, which is no longer used in the United States, officials said.