Of all the officials once loyal to Donald Trump who’ve since turned against him, arguably none have done so more dramatically than John Kelly. The former Marine general who became Trump’s longest-serving White House chief of staff has fired off a fusillade of attacks against his onetime boss this week with just days to go until Election Day,

Retired General John Kelly disclosed private conversations from Trump’s time in the White House, in which Trump allegedly said that he needed “the kind of generals that Hitler had.”