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US president is accused of seeking to stifle criticism by revoking security clearances
US president wants to cancel privileges for Brennan and other former intelligence officials
Group of 50 GOP security experts and senator say they will not vote for presidential nominee
The internet is at risk of transforming from an open platform to controlled national networks
US security officials remain firmly opposed to attack on nuclear plant
An affecting, musically satisfying production of the 1981 Furth and Sondheim musical
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