Hardball with Chris Matthews 08/20/15

Who's hot and who's not? New poll shows shift in 2016 race

While Donald Trump laps some of his competition, Chris Matthews and the Hardball Roundtable reviews the rest of the field. Who else is hot... and who's not? Vox’s Jonathan Allen, National Review’s Eliana Johnson and the Washington Post’s Chris Cillizza discuss. ... more Duration: {{video.duration.momentjs}}