Overview
- Mike Waltz and his deputy Alex Wong have stepped down from their positions following a Signal messaging mishap that exposed classified military plans.
- President Trump has nominated Waltz as the next U.S. ambassador to the United Nations, pending Senate confirmation.
- Secretary of State Marco Rubio has been named interim National Security Advisor, temporarily holding dual roles in the administration.
- The Pentagon is investigating Defense Secretary Pete Hegseth's involvement in the Signal breach that revealed U.S. military strike plans in Yemen.
- Potential permanent replacements for Waltz include Steve Witkoff and Christopher Landau, though no official decision has been announced.