harris rounds out top five with 7%. this historically crowded field has 9 candidates unable to crack in the state. another nine struggling to register in the poll. let's go live to jeff zeleny in iowa at the democrats hall of fame dinner in cedar rapids. jeff, what message from the candidates stands out today? >> one thing that clearly stands out how they can respectively beat president trump. that's a constant theme from speech to speech to speech. they are sprug themselves. most of the candidates hoer in iowa opening the road to the white house still don't know who most of these candidates are, what their background are. they are giving a bit of a biography, if you will, but saying how they alone are best to defeat the president. one thing not talked about here much, which is sort of surprising, is specific arguments for how they can handle the trade dispute, tariff