We start the show by asking about the acceptance of political violence, following the healthcare executive murder. Then, GBH News executive arts editor Jared Bowen discusses Commonwealth Shakes' A Christmas Carol and Made in Germany at the Harvard Art Museums. National security expert Juliette Kayyem discusses the Wisconsin school shooting, and the arrest of a US-Iranian citizen in Massachusetts in connection to a drone strike that killed American soldiers in Jordan earlier this year. Catherine D'Amato of the Greater Boston Food Bank and Linda Matchan of Globe Santa talk about how to help the hungry and less fortunate this holiday season. CNN's John King joins to discuss the latest national politics headlines. Then we open up the phone lines to hear about your best and worst holiday office party experiences.