The Briefing 05/08/15

New numbers offer clues into 2016 hopefuls' strengths, weaknesses

The Briefing guests break down key numbers in the NBC/WSJ poll – including Hillary Clinton taking some hits, the ways of looking at Jeb Bush’s ratings, and whether there are GOP hopefuls other than Bush, Marco Rubio, and Scott Walker who could catch fire. ... more Duration: {{video.duration.momentjs}}