Here's what President-elect Donald J. Trump spent on his campaign compared to Hillary Clinton. | CNBC

Responding to calls from graduates and guests for a speech, and with a nod from President Bollinger, honorary degree recipient and former U.S. Secretary of State and First Lady Hillary Clinton shared impromptu remarks with the Class of 2022 at Columbia’s Commencement ceremony. “Let me ask you—really, beseech you—to take this extraordinary, world-class education and not only put it to work in service of your own dreams, as important as those are, but also as a citizen.” #RoarLions2022 https://bit