“The White House promised on Monday that the CIA will not use immunization programs for its operations following a complaint that the spy agency used such a campaign in its hunt for Osama bin Laden.
The deans of 12 public health schools had complained about a reported vaccination program conducted by a Pakistani doctor, who used a hepatitis immunization survey in the Pakistani city where bin Laden was later killed in a secret U.S. mission.”
Source:White House vows that CIA will not use vaccine programs for covert ops