Mahmoud Khalil is currently being held in an immigration detention facility by the Trump administration. But a year ago, he skipped out on the first encampment at Columbia, which would launch a

Columbia University's interim president, Katrina A. Armstrong, is stepping down and will return to leading the school's Irving Medical Center. The university told Newsweek it had nothing additional to share in addition to the announcement and Armstrong's statement.

Columbia University’s president is stepping down as the school sits at the center of renewed national attention. Journalist Claire Shipman will serve as interim.

The former television journalist and co-chair of the university’s board of trustees takes the helm at a time of significant peril for the institution.