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Trying to court iowa voters. and he is not alone here. i see many of the campaigns with staffers that are giving out stickers, and talking to voters that are really a part of this vibrant celebration today. in just about half an hour, we expect about eight of those candidates to go in front of a forum setting, and have ten minutes to make their pitch, in a state that is the first caucus state in this election cycle. of course, they are also talking about news of the day, already, weve seen beto ...

>> so watching it tonight as it was happening, it was weird for me that the audience was forbidden from making noise or responding to the candidates. when you were there inside the room, would you get a bead on how the candidates were being received or was it a mystery to you? >> reporter: it was a little subdued. lindsey graham got one of the biggest rounds of applause. they were all sitting next to each other, but ill tell you one thing, it put an exclamation point on how big this field is. th...