Is it OK to Scream at People? Political Debate in the Early 21st Century

Seems each side in political world has given up debate in favor of increased ire and insult. We don't think that this is that unusual -- political differences have often come to blows, even on the floor of congress, but what IS unusual is that some have argued that one's political opponents should not be allowed to have peaceful meals in public, or feel secure in their homes in private. What has changed to make this acceptable behavior in a civilized country? Hodges and Vowell describe a question from a Sunday night discussion, and consider the loss of civility from a Christian position.