Increasing numbers of Americans say Edward Snowden's disclosure of NSA surveillance procedures have harmed U.S. security. Majorities also say that NSA activities intrude on the privacy rights of Americans. Read related article.

Source: This Washington Post-ABC News poll was conducted by telephone Nov. 14-17, among a random sample of 1,006 adults. Interviews were conducted in English and Spanish on landlines and cellphones. The results have a margin of sampling error of plus or minus 3.5 percentage points. Sampling, data collection and tabulation by Abt-SRBI of New York. | The Washington Post November 20, 2013
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