Trump responds to midterm defeat by elevating "extreme" architect of his rejected agenda Days after Republicans lost Congress, Trump named Stephen Miller White House chief of staff, replacing Susie Wales. Miller, the architect of the immigration pushback, faces criticism as a "dangerous xenophobe and reckless extremist" from Hakeem Jeffries, who called for his firing. Wales took the fall for the defeat, although her allies say she is paying for a Trump-scripted strategy. Vance said that "the reason we lost is the war," and Trump called that "largely true. Miller reportedly offered to close the war to get the job.