FILE - In this Jan. 23, 2011 file photo, a heath worker puts a mark on the child's finger after administering him polio vaccine during a polio eradication campaign in Bangalore, India. Health ... more 
FILE - In this Jan. 23, 2011 file photo, a heath worker puts a mark on the child's finger after administering him polio vaccine during a polio eradication campaign in Bangalore, India. Health officials said Monday, Oct. 24, 2011 there has not been a case of polio in India for nine months, the longest the country has ever been polio free. (AP Photo/Aijaz Rahi, File) less 
1 / 30
Associated Press | Photo By Aijaz Rahi, File
Mon, Oct 24, 2011 4:40 AM EDT