As President Donald Trump's second administration continued its effort to swiftly reshape the federal government, a union representing foreign service officers at the U.S. Agency for International Development accused the administration of failing to comply with last week’s temporary restraining order to prevent the dismantling of USAID.

National Security Adviser Mike Waltz and Special Envoy to the Middle East Steve Witkoff are headed to Saudi Arabia to initiate negotiations toward peace between Russia and Ukraine, two sources familiar with the matter told NBC News.