The reasons Biden was an clown. You cant defend your record, so do whatever you can to take your opponent off his train of thought and distract the audience long enough, they cannot determine, whether the opponent is knowledgable, credible and capable of being president, based on the content of the answers. Biden interrupted 82 times during the debate. Attacking your opponent relieves you of the time you have to defend your position and your actions.

ABC is spending the majority of its message, this morning, trying to convince voters, the debates dont really matter.