>> reporter: hi, bret. things are jubilant here. associated press calling it for michael bennett. and we're expecting a a.cord together campaign to, hear from senator bennett on his way here, expected to be here at 8:30 local. on a larger scale this, campaign brought in big money as well as big names. you mentioned president obama. he did something that historically didn't done often ai. sitting president comes in to campaign during a primary. did he that back in february. and then, on the other side, on andrew romanoff's side we saw former president bill clinton writing a letter of endorsement for andrew romanoff. lending his voice to the campaign with robo calls we had a former president and a current president waiting to see who listeners and voters were going to listen to in talking to one of the poll