Federal officials circulated a memo asking agency leaders to plan even more job reductions after thousands of federal workers were fired in recent weeks.

Federal agencies must develop plans to eliminate employee positions, according to a memo distributed Wednesday by President Donald Trump 's administration that sets in motion what could become a sweeping realignment of American government.

Some employees at the National Nuclear Security Administration, which oversees the U.S.’ nuclear weapons, were reportedly summoned back to work after being laid off.