The comments highlighted rifts within the U.S. right wing and between two men who have been influential advisers to President-elect Donald J. Trump.

Former Trump adviser Steve Bannon is going for the jugular on Elon Musk. In an interview with Italian newspaper Corriere della Sera published Wednesday, Bannon lambasted the world’s richest man as a “truly evil guy” who would be out of Trumpworld by Inauguration Day.