Weekly Roundup: Thursday, August 16 President Trump revokes a former CIA director's security clearance and threatens to do the same to other national security professionals. The White House reveals it required some employees to sign Non-Disclosure Agreements. And we take a long-view of Trump's relationship with black voters. This episode: White House correspondent Tamara Keith, national security editor Phil Ewing, White House reporter Ayesha Rascoe, and political editor Domenico Montanaro. Email the show at firstname.lastname@example.org. Find and support your local public radio station at npr.org/stations.