NSA Chief Grilled at Senate Hearing on Surveillance Programs
Clip: 06/12/2013 | 3m 11s
NSA chief Army Gen. Keith Alexander faced tough questions from senators at a hearing over the agency's top secret surveillance programs. Alexander defended the programs, saying, "we're trying to protect Americans." Ray Suarez has more on the hearing and an update on NSA whistleblower Edward Snowden.
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