Mike Waltz just can’t seem to quit Signal. President Donald Trump’s outgoing national security adviser, the subject of fevered speculation Thursday about his future, was photographed looking at his phone under the table during Wednesday’s Cabinet meeting.

National security adviser Mike Waltz and his deputy, Alex Wong, will be leaving their posts in the Trump White House, according to multiple sources familiar with their departure.

President Donald Trump says he is nominating national security adviser Mike Waltz as United Nations ambassador while Secretary of State Marco Rubio would take over Waltz’s duties on an interim role.