finding his lane this time? >> that's a the thing. a lot of people are already occupying rick santorum's place in the race. what rick santorum's going to need another billionaire benefactor like he had last time. we don't know if he's going to have that. >> we also don't know whether this cycle will turn into the dynamic of the last cycle where we had romney and a plausible not romney every couple of weeks. i don't know whether rick santorum in this kind of crowded field is going to get the same kind of bump. >> he works hard. i would say don't discount him. everyone discounted him last time and he did the shoe leather work. you talk about the money, he does need the new fashioned money. bernie sanders was already in but did the big kickoff rally yesterday. here's a little flavor of what bernie sanders wants to bring to the democratic race for president. >> today with your support and the support of millions of people throughout our country, we begin a political revolution