Trump left Iowa with ‘profound weaknesses’—and they aren’t going away

Guests: McKay Coppins, Lisa Rubin, Cornell Belcher, David Plouffe, Jen Palmieri Tonight: the case for optimism after the Iowa caucus. Then, the Republican frontrunner already liable for sexual abuse returns to court for jury selection. Plus, Nikki Haley's latest move to squeeze out Ron DeSantis, what it all means for the Biden campaign come November, and a serious point about conducting elections with Ziploc bags and popcorn buckets.