Resentments that politicians have been fanning for years. joining me from capitol hill, politico senior writer, jeff sherman. president obama back on the campaign trail. what does this mean for the midterms? chlks i think the most important thing is that it reminds democrats, it s a base energizer, excuse me, for democrats. that s the big thing president obama has always been able to do, is remind democrats that they have kind of an anchor. now, the obvious downside is it reminds democrats that they really, at the moment, don t have a future big figure like barack obama. we went through this in 2016 where barack obama was out on the campaign trail and democrats were wishing he could run for a third term. there is no central figure like there was in 2006 when barack obama emerged on to the scene. somebody that could go out and energize the base towards the future. you have a leadership of the