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PBS NewsHour

Former NSA director defends tools of preventing terrorism

17:48

Revelations about the surveillance programs operated by the NSA have made Americans wonder how much of their lives is being monitored by the government. Judy Woodruff sits down with retired Gen. Keith Alexander, former director of the National Security Agency, to discuss the impact of the Snowden leaks, what President Obama knew about spying programs and how to balance privacy with security.

Episodes of PBS NewsHour44

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PBS NewsHour

State of the Union 2016

PBS NEWSHOUR offers live coverage of President Obama's speech and the Republican response.

0:20

PBS NewsHour

PBS NewsHour Weekend

Premieres Saturday, September 7, 2013 at 6 p.m. ET.

0:30

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