Shields and Brooks on Ron Paul's 'Authenticity,' Romney's...

Aired: 12/30/2011 | 0:12:55 | Clip
Syndicated columnist Mark Shields and New York Times columnist David Brooks discuss the week's top political news, including the state of the GOP presidential race, what Iowans are considering ahead of Tuesday's Caucuses and how Iowa will shape the rest of the primary season for Republicans.