MSNBC Live with Alex Witt 12/30/17

New report undercuts basis for GOP attacks on Russia probe

A new investigation reveals that a basis for the FBI's Russia probe was a tip from allied intelligence officers, and not the infamous Steele dossier as many of the probe's detractors have claimed. Former U.S. attorney Barbara McQuade discusses how this may shape the investigation as it grinds forward. Sheinelle Jones in for Alex. ... more Duration: {{video.duration.momentjs}}