Evidence, Motive, and Campus Security Questions

Sens. Raphael Warnock (D-Ga.) and Rand Paul (R-Ky.) join in the aftermath of a shooting at Brown University. Tom Winter updates on the suspect in custody. Steve Kornacki breaks down a new NBC News Decision Desk poll. Lanhee Chen, Jonathan Martin, Amna Nawaz and Neera Tanden join the roundtable. Hosted by Simplecast, an AdsWizz company. See https://pcm.adswizz.com for information about our collection and use of personal data for advertising.