Sue Gordon, former principal deputy national intelligence director, said the Trump administration needs to deal with any "persistent risk" to communications following the Signal chat leak.

Watchdog group American Oversight sued Trump officials after the shocking national security failure exposed by The Atlantic.

Sue Gordon, the former deputy director of national intelligence in the first Trump administration, said the “risk of loss” from the Signal group chat could have been “profound.” Gordon joined CBS News’s “Face the Nation” on Sunday,

The White House considers the Signal chat leak case "closed," press secretary Karoline Leavitt told the media Monday.

The White House has closed its review of national security adviser Mike Waltz including a journalist on a group chat about airstrikes in Yemen, press secretary Karoline Leavitt said Monday — as looming tariffs already are tamping down focus on the controversy.

The Trump administration sought to put the scandal over its use of the Signal messaging app behind it on Monday, calling it case closed, even as the breach provoked bipartisan criticism and opened up divisions inside the White House.