President Trump’s former national security advisor, Mike Waltz, emerged Tuesday from a Senate confirmation hearing largely unscathed over his role in mistakenly adding a journalist to a group chat ...

Republican Congressman Russ Fulcher joined ABC News Live with a reaction to Trump officials coming under fire for using the app Signal to discuss war plans.

Oklahoma Senator James Lankford is the latest senior Republican to endorse an independent probe into how President Donald Trump 's national security officials ended up discussing military plans ...

GOP Congressman Marlin Stutzman says he trusts Trump to determine the appropriate consequences for those involved in the Signal chat leak, and remains confident in the admin's national security ...

Republican Rep. Mike Turner (Ohio), former chair of the House Intelligence panel, said it’s “surprising” that the Trump administration is considering the information leaked in a Signal group ...

Congressional Republicans are grappling with how to respond to senior Trump administration officials’ use of a Signal group chat to discuss a military strike, with a key Senate committee ...

Rep. Don Bacon became the first sitting House Republican Monday to suggest President Trump should fire Defense Secretary Pete Hegseth following another controversy over unauthorized disclosure of ...

To discuss the Signal chat on military strikes, Amna Nawaz spoke with Republican Rep. Don Bacon of Nebraska. He spent nearly three decades in the U.S. Air Force, retiring as a brigadier general ...

Republicans are scrambling to defend the Trump administration on its group chat fiasco—and it’s getting more embarrassing by the minute.