The Supreme Court has upheld a ban on the popular social media app TikTok, and it now could be banned for U.S. users starting on Sunday. Sylvia Varnham O'Regan, reporter covering social media companies for The Information, discusses the latest news, including how President-elect Donald Trump may react to the ban, and Emily Bazelon, staff writer for The New York Times Magazine, co-host of Slate's "Political Gabfest" podcast, Truman Capote fellow for creative writing and law at Yale Law School and author of Charged: The New Movement to Transform American Prosecution  and End Mass Incarceration (Random House, 2019), offers legal analysis of the Supreme Court's decision to uphold the ban.