Multiple major agencies, including the FBI, State Department and Pentagon, have directed employees not to respond to Musk’s email.

Elon Musk caused alarm among federal employees and drew ire over an email sent on Saturday requesting that employees summarize their work for the week, and warning on social media that a failure to do so would be taken as a resignation.

Trump, meanwhile, attacked Ukrainian President Volodymyr Zelenskyy while speaking at his Mar-a-Lago home as U.S. officials hold talks with Russia about ending the war in Ukraine that started when Russian President Vladimir Putin invaded its neighbor. Zelenskyy was not invited to the talks with Russia.