A new Congress is sworn in today. We look at ethics and lobbying reform, some of the first items the Democrat-led body will take up. Guest: David Nather, Congressional Quarterly

Author and Harvard professor David Armitage tells us how the Declaration of Independence put the U.S.on the international stage.

How some medical professionals deal with compassion fatigue and burnout.

Only A Game's Bill Littlefield joins us to talk sports.

Boston Ballet premieres a new dance by Mark Morris. But what about Morris' ear? Musicians weigh in.