Transcript for Democratic presidential candidates set to take the stage in Miami
I wanna move on line two lot of Zack who's actually I'm in Miami as well and dumb covering the presidential debate. Alana I want to know what we can expect tonight. Hey there are generally a well definitely immigration and we expect is going to be one of those big topic health care finance the economy. What's really interesting about this is how quickly they're going to be moving through these candidates each nightly at ten candidates on that stage. They're only going to get sixty that you to respond to a question thirty seconds for a bottle it's been like in really to a kind of been dating for politicians. Yet and so the DNC I'm they're really trying to ensure that all of the candidates have a fair chance like there's no kids table this time right. Yet they said there's no kids able that's when in previous years. And the folks who've been pulling lower get relegated to of a debate that less people watch. I'm thing that there. And they're making sure that everybody has equal access they'll let let's be clear about things. There are still at least five people who have put their hat in the ring announce their candidacy that. Didn't make the cut off to you to be included but still the majority of people on the state over tonight and tomorrow are pulling actually add just one or 2%. And in the wave and the DNC has structured it the the top hole leader is going to be in the center tonight that's going to the Elizabeth Warren she'll be playing. My bed O Rourke and Cory Booker on either side and then a lesser known candidate. Van out along the side there tomorrow is really going to be more of those bold faced names that you. Would expect. Bernie Sanders Joseph Biden come my hair is he voted yet. And they'll all be and given the same amount of time and over though the lesser known candidates we heard from Julian Castro. Who will be speaking tonight that. This is his opportunity he thinks you. Get his name out there anything that anti. Performs well in the debate tonight that he hoped. That his name recognition will go up and sell his poll numbers of them and Lana how much can we expect to hear the name presidents from tonight. That's going to need the big question because. All of them are going to want to show that they are the best position person to go up again. President prom night with such a limited time it is kind of unlikely that they'll want to. Then that especially if there in the lesser known candidates are just talking about trump because there. Thought everybody on the stage is going pretty well line. About what they think of getting them. All right on a fact is right there in Miami and guys you can make sure you keep it right here on ABC news live because we're gonna show be showing you all of the debate coverage starting at eleven. PM eastern.
This transcript has been automatically generated and may not be 100% accurate.