three candidates all at 16% or 15%. so does this worry you? >> it really doesn't. last week vice president biden had a terrific town hall posted here on cnn at grinnel college in iowa. if you look at poll after poll, nationally biden is at a solid position. in the critical swing states, states like wisconsin and pennsylvania, all the polls show him not just beating donald trump but beating president trump by a bigger margin than any other democrat. he's clearly the leader in this field. >> okay. he's not the leader in iowa based on this. what if he doesn't win iowa and new hampshire? >> that hasn't been -- >> he could lose. so he could lose iowa and new hampshire and you think that he woul still win the primary? >> i think he's in a strong positi