Officials investigating deadly incidents in New Orleans and Las Vegas

The Beat with Ari Melber - A podcast by Ari Melber, MSNBC

MSNBC's Ari Melber hosts "The Beat" on Thursday, January 2, and reports on the New Orleans truck attack, Congress and SCOTUS. Wendell Potter, Bill Kristol, Frank Figliuzzi and Cynthia Miller-Idriss join.