more reaction from him a little later. neil? neil: real quickly, peter, we know kamala harris is literally going to park herself in iowa for a while. she wouldn't be the first to do that. it did work for obama when he tried it in 08. it worked for john kerry when he did it. didn't work for cruz or santorum. but it's hail mary time, isn't it? >> yes, that's reflected on what booker is going through right now. his campaign in a memo said once they makes it harder for the debates, once the winter approaches, there are only four campaigns that can raise the money and get the polling. they think the field is about to narrow a lot. campaigns like his who have a lot of staff on the ground are trying to make sure that they are among the top four, if that's how many there are, and obviously kamala harris who said she is going to hire 60