The White House has fired multiple administration officials, including at least three National Security Council staffers, three sources familiar with the move told CNN.

The Washington Post reports that members of the White House's National Security Council have used personal Gmail accounts to conduct government business. National security advisor Michael Waltz and a senior aide of his both used their own accounts to discuss sensitive information with colleagues,

He has never sent classified material over his personal email account or any unsecured platform,” the spokesperson insisted.

Last week, the White House said the National Security Council, the White House counsel office and President Trump adviser Elon Musk were all looking into the mishap. But now, that probe has wrapped