"President Donald Trump’s former national security adviser, Michael Flynn, will face a different judge to be sentenced than the one who took Flynn’s guilty plea to a felony false statement charge last week, court records show.
Judge Emmet Sullivan was randomly assigned to take over the case after Judge Rudolph Contreras recused himself."
Fun little look back to this 2017 article
https://theconservativetreehouse.com/2017/12/07/federal-fisa-judge-recuses-himself-from-michael-flynn-case/