US national security15 Jul 2025Mike Waltz grilled over Signal leak at UN ambassador hearingPresident Trump's former national security adviser was pressed on the inclusion of a journalist on a sensitive group chat discussing war plans.15 Jul 20252 May 2025Trump ousts Waltz as national security adviser and nominates him for UN postMike Waltz had faced criticism for mistakenly adding a journalist to a chat group where sensitive military plans were discussed.2 May 20256 Apr 2025Top US official meant to add spokesman to Houthi Signal chat - reportsSources familiar with an internal probe said a chain of errors led to the accidental leak of a military operation.6 Apr 202530 Mar 2025Republicans' calls for probe of Trump officials' Signal chat growRepublican Oklahoma Senator James Lankford said on Sunday that a probe is "entirely appropriate".30 Mar 202526 Mar 2025Watch: Mike Waltz takes 'full responsibility' for group chat leakThe US National Security Adviser was unable to explain how a journalist was added to a Signal chat with US officials.26 Mar 202530 Jan 2025Trump top spy pick faces fresh scrutiny over Syria visit and Russia commentsFormer Democrat Tulsi Gabbard could face tough questions in US Senate confirmation hearings over past controversies.30 Jan 202515 Nov 2024Elon Musk met Iran's UN ambassador in New YorkIt is not clear if President-elect Trump or his national security team were aware of the meeting.15 Nov 202413 Nov 2024Trump lining up Marco Rubio and Kristi Noem for top jobsTrump could name Rubio as his secretary of state and Noem as his homeland security secretary, US media say.13 Nov 202414 Aug 2024US soldier pleads guilty to selling secrets to ChinaSgt Korbein Schultz was allegedly paid $42,000 in exchange for dozens of sensitive security data.14 Aug 2024...