he has spent decades representing as a moderate at a time when is party is moving hard to the left. as of right now though, biden is still the front runner for the democratic nomination but is not a comfortable fit. so what exactly is joe biden running on? well you if guessed ideas, have another beer, you've already had a few already buried if you think that, no, biden is not running on ideas. instead, he is running on electability. the notion that only he, only joe biden, can beat donald trump. we will let biden's new campaign ad explain. watch. >> we know in our bones this election is different. the stakes are higher. the threat is more serious. we have to beat donald trump and all the polls agree, joe biden is the strongest democrat to do the job. to restore the soul of the nation battered by an neurotic, vicious, bullying president strong, steady, stable related leadership.