In this week’s London Calling, will 2020 be the year the U.K. finally gets Brexit done and can return to some semblance of normalcy? Simon Bates has more. Source

All she may want for Christmas is you, but Mariah Carey got a little something extra for the holidays this year. Source

Police said the singer was pronounced dead in her room at the Beverly Hilton; cause of death unknown Source

The Trump Organization has fired more undocumented workers at their properties before the end of the year Source

Cities across Asia and Australia were among the first to welcome the new year. Here’s a look at celebrations in four places. Source

Bernie Sanders addressed a cheering crowd in Iowa at a supporter’s home in Des Moines. CBS News campaign reporter Cara Korte speaks to CBSN about the Vermont senator’s initiatives ahead of the Iowa caucuses. Source

Advocates say the policy denies asylum-seekers due process, restricts access to lawyers and effectively ensures their prompt deportation. Source

CBS News national security correspondent David Martin joins CBSN to discuss the situation in Baghdad, where the U.S. embassy was besieged by protesters. Source

Iraqi protesters stormed the U.S. embassy in Baghdad and President Trump is blaming Iran. CBS News White House correspondent Ben Tracy and Behnam Ben Taleblu, a senior fellow at the Foundation for the Defense of Democracies, join CBSN to break down what sparked the protests and the White House’s reaction. Source

A new research study delves into the views, priorities and values of black Americans and the issues important to them heading into this election year. CBS News political contributor and Democratic strategist Antjuan Seawright spoke to CBSN’s Elaine Quijano about the report. Source