In this week's Legal Issues in the News, the University of Illinois College of Law's Jennifer Pahre looks at the history of the Oath of Office.

On the 21st: We got tips for giving books as gifts from librarians, and we talked with Chicago jazz singer Lucy Smith about her new Christmas album. Plus, a constitutional law scholar joined us to talk about the electoral college, which will officially elect the next President of the United States on Monday. 

South Carolina Gov. Nikki Haley has been selected as U.S. ambassador to the United Nations in President-elect Donald Trump's administration, according to Trump's transition team.

Sean Spicer, a senior transition official, tells NPR's Domenico Montanaro that Trump offered Haley the appointment and she accepted. The position requires Senate confirmation.