the establishment in biden. you've got those who were fighting for the progressive lane. and somebody like buttigieg who i think is in his own lane. how many lanes can there be as we start to whittle this down to when voters start taking a look. >> this is a superhighway at the moment. mayor bill de blasio who also needed to introduce himself to the national stage and he did it in part by interjecting at any possible moment. but he also talked about immigration, i think, in an interesting way. sort of appealing to people who are angry or feel unsettled by immigration. so listen to a moment of that sound. >> for all the american citizens out there who feel you're falling behind, feel the american dream's not working for you, the immigrants didn't do that to you. the big corporations did that to you. the 1% did that to you. >> effective? >> he had a better night than a lot of people were expecting.