article_snippet: Pakistan's vaccination rate is inordinately low for a number of reasons, including attacks on medical workers, the displacement of people due to ongoing military operations and a lack of trust by some families.
article_snippet: Whatever the reason, the fact that a large number of children are not immunized is having an impact.
article_snippet: Under cover of a vaccination program, the CIA sought to collect DNA samples from relatives of the al Qaeda leader to verify the al Qaeda leader presence in a compound in Abbottabad, Pakistan.
article_snippet: the CIA policy: Won't use vaccination programs as part of operations .
article_snippet: Those administering the vaccines have become targets, with the National Emergency Operations Center reporting that more than 70 medical workers have been killed in attacks since December 2012.
article_snippet: Pakistani Taliban commander Hafiz Gul Bahadur called drone strikes there "worse than polio.
article_snippet: CNN's Sophia Saifi reported from Islamabad, and CNN's Greg Botelho wrote this report from Atlanta.
highlights_snippet: Militants have targeted health workers administering vaccines for years .