Feedback

Gen. Alexander: Security leaks 'cause significant and irreversible damage'

 

NBC's Pete Williams spoke with National Security Agency Director General Keith Alexander at the Aspen Security Forum about the agency's surveillance programs and the damage done by security leaks. 

Full Episodes of Nightly News

Inspiring America

Keeping you Healthy

Stay up-to-date on the latest health and medical news.

Play All

Nightly Films