Columbia University’s interim president resigned from her position at the embattled Ivy League Friday night, just days after she told the Trump administration she would implement a mask ban — while privately promising faculty she would not.

Katrina Armstrong, Columbia University's interim president, is being replaced by Claire Shipman. The university did not offer an explanation for the change in leadership.

Katrina Armstrong, Columbia University’s interim president, stepped down on Friday as the school faced criticism over campus antisemitism, including the threat of losing $400 million in federal funding.