“Sunday Morning” Full Episode 1/17

Hosted by Jane Pauley, who sits down for a two-part interview with Vice President-Elect Kamala Harris and her husband, Douglas Emhoff. Plus: John Dickerson looks at the challenges facing Joe Biden as he is sworn in as the 46th President; David Martin examines the security measures being taken for the inauguration; Jim Axelrod meets comedian Sarah Cooper, who found overnight success with her lip-sync videos of President Trump; Lee Cowan examines free speech on social media; Rita Braver reviews the second impeachment of Donald Trump; and Mo Rocca delves into the little-known story of Charles Curtis, the first Native American vice president.