Donald Trump picks loyalists for his cabinet. Also, social media and podcasts have siloed how Americans consume news. Plus, The New York Times reports the Russian government is targeting "child-free lifestyles." The Onion wins the auction to take control of Alex Jones' Infowars assets. And Democrats make history in the House despite losing control. Timothy Snyder, Will Bunch, Tom Nichols, Gary Shteyngart, Christopher Mattei, Rep.-elect Kelly Morrison, and Rep.-elect Janelle Bynum join Ali Velshi.

The attorney for witnesses in the Matt Gaetz investigation discusses testimony given to the House Ethics Committee. Also, Democrats urge the House Ethics Committee to release the Gaetz report. Plus, Clare Malone joins Lawrence O'Donnell to discuss the media's challenge covering the second Trump term. Joel Leppard and Andrew Weissmann also join Lawrence O'Donnell.