FILE - In this June 12, 2013 file photo, Gen. Keith B. Alexander, commander, U.S. Cyber Command and director, National Security Agency/Chief, Central Security Service testifies on Capitol Hill in ... more 
FILE - In this June 12, 2013 file photo, Gen. Keith B. Alexander, commander, U.S. Cyber Command and director, National Security Agency/Chief, Central Security Service testifies on Capitol Hill in Washington. Alexander will testify during a hearing of the House Intelligence Committee Tuesday, June 18th. (AP Photo/Charles Dharapak) less 
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Associated Press | Photo By Charles Dharapak
Tue, Jun 18, 2013 8:00 AM EDT