Trump rotates some people through positions so that information gained in the first position can be used in the second position, e.g., Pompeo from CIA to SoS, Kelly from DHS to CoS, Mulvaney from OMB to CoS.
Trump rotates some people through positions so that information gained in the first position can be used in the second position, e.g., Pompeo from CIA to SoS, Kelly from DHS to CoS, Mulvaney from OMB to CoS.