The White House has fired multiple administration officials, including at least three National Security Council staffers, three sources familiar with the move told CNN.

The Pentagon’s internal watchdog notified the defense secretary of a probe into whether he shared classified information last month in a Signal group chat that included a journalist.

The White House is clapping back against media reports claiming intel officials have been using the end-to-end encrypted messaging app Signal to send classified information.

In public, White House National Security Advisor Mike Waltz is struggling. In private, there's reason to believe his troubles appear even more serious.

As the president has made it very clear, Mike Waltz continues to be an important part of his national security team. And this case has been closed here at the White House, as far as we are

The WHCA said that the White House would be trying to punish outlets it doesn't like by taking control of the seating chart for the briefing room.

The White House says President Trump's administration will comply with a federal judge's ruling ordering the preservation of Signal texts on the bombings against Houthi rebels in Yemen. CBS News' Willie James Inman reports.

President Donald Trump announced sweeping tariffs on dozens of nations during a White House event he dubbed 'Liberation Day.' Here are some key moments.