Departed members of Trump's administration and orbit

Andrew McCabe resigned in late January but was later fired by Attorney General Jeff sessions in mid-March

In this case, a specific start or departure date day was not known, and the nearest point to the end or start of the start or departure month is used instead

Source: CNN ANALYSIS; duration in office calculated to day of resignation or firing, whichever comes first. Firings include resignations made in advance of a planned firing.