The Supreme Court on Tuesday halted a federal judge's ruling requiring several federal agencies to reinstate around 16,000 workers the Trump administration had sought to fire.

The Supreme Court has blocked a judge's order for the Trump administration to rehire thousands of probationary federal workers.

In the case, the American Federation of Government Employees—the largest public sector union in the federal government—sued the Office of Personnel Management over a memo informing other federal agencies that they can fire probationary employees.