Transcript for Biden and Harris face off on second night of debates
Last night's democratic debate ten more candidates taking the stage going head to head on health care at the economy and immigration. And targeting front runner Joseph Biden ABC's Mary Bruce has a breakout moments from Miami good morning Mary. Good morning any law there is no question this led a fiery debate as the early front runner Joseph Biden went into the night with a target on his back he was forced to defend his record over and over again. But it was senator Connell a Harris who dominated the night. And hasn't had its most defining moments. It. In his first words Joseph Biden tried to make it a night about the president Donald Trump things Wall Street from America. Ordered a class Americans don't matter but provided his democratic rivals it was a night to take on the early front runner time to pass the torch the former VP put on the defensive. I'm still a whole lot of that torch I shouting match erupting on stage. Joe's already. Should not and then senator Karbala Harris stepped in America does not want to witness of so excited they want to know how to put food on their table. It was clear the former California attorney general came ready to play. In the most dramatic moment of the night she called out Biden's record on race. Digging him to task for touting his ability to get things done even with segregationist senators. I do not believe you are racist. And I agree with youth when you commit yourself to the importance of finding common ground. But I also believe and it is personal and an I was actually very it was hurtful. To hear you talk about the reputations. Two United States senators who built their reputations. And careers on the segregation. Of this race in this country. This character is my position across the board and I do not trees racist. That is not true in. And piling on she took on Biden's opposition in the seventies to federally ordered busing in order to integrate public schools host bus and she made it personal and you know there was a little girl in California and coolest part of the second class to integrate her public schools as she was bused to school every day. And that little girl was me moments later her campaign tweeting out this photo of a young Harris fighting force to clarify I pressed by. Rain hit day do you agree today. That you were Ronald look pols bussing in America down do you agree I did not. Photos plus in America what I propose is busing ordered by the Department of Education. That's when I opposed your City Council made that decision was little. The budget battle rattling off his accomplishment advocating for civil rights. Before stepping back the clock ran down. I'm the guy that extended the voting rights act for 25. Years we got to the place where we got. 98 out of 98 votes in the United States senate joint I've also argued very strongly that we in fact deal with the notion. Denying people access to the ballot box hydrated everybody want to stay inside this kind of had my times up. Themselves on the topic of race South Bend mayor Pete duty judge with a blunt admission when pressed about why his hometown police force is it more diverse. Because I couldn't get it done. The mayor's campaign recently sidelined by a deadly officer shootings at a sparked outrage in his town's black community. He didn't have his body camera. It's and mess. And were hurt but it was this moment from the mayor taking on Republicans over the crisis at the border and invoking religion in the process of pocket for some console online forums. Party that associates itself with christianity. To save that it is okay to suggest that god would smile on the division of families at the hands of federal agents that god would condone. Putting children in cages has lost all claim to ever use religious language again. On immigration why united front against the president on day one we take out our executive or will panic and we rescind every damn thing on this issue patrol has. And. Now Amy Biden took its last night from every direction facing tough questions not only on his record on race but also on immigration and health care even reaching across the aisle at one when he was blasted by fellow moderate senator Michael Bennet for working with Mitch McConnell and Republican any Joseph Biden has been arguing that his record is an asset. The last night it was also a liability. Yeah he's certainly had a target on his back Mary thanks so much and the debate trending big online overnight let's take a look at the break out moments and who topped the night. Before the debate Bernie Sanders was the most search candidate on who walk up Lou you're seeing there. After the debate Paris was number one you see a hall that yellow covering 37 states. And then take a look at this a huge surge in tweets. About busting when Harris confronted Joseph Biden about his stance on the use of bosses to and school segregation in the 1970s. That was also one of the top three most tweeted about moments of the entire night number two. When the candidate shared the first thing they would do as president and then number three once again belonging to Harris when she broke up a shouting match with that line. America does not want to witness a food fight they want to know how we're going to put food. On their table that is the debate on social media when things are missing is how does it affect the voters who were watching it almost morning it's more analysis now from Mary. And John and really began. Would you clearly Connell Harris had a big night a last night showed command. On the stage any kind of the Joseph Biden the biggest take away I don't know for most of what how the campaigns dealing with it behind the scenes. Along George come on here's a campaign this morning is certainly riding high changes that one breakout moment she had several. And they're quick to point out that they are now seeing the results of that it has the highest fundraising numbers overnight that she's seen so far in her campaign. But George this also just one night. And there are still eleven more debates to come in that is something that Joseph Biden's campaign is quick to point out what they're they're doing a little bit of clean up. It this morning they say they knew these attacks were going to coming in the Joseph Biden is going to be the center of a lot of the attention last night they think was his strategy. To simply speak directly to the American people there's no question the vice president erupt. No question about that and meantime meg John the president true to form even though he's overseas tweeting. About the debate a overnight and Republicans really do see. An opportunity over the both nights of debates on health care and last night that moment on immigration are all the Democrats said. They were for giving health care to undocumented immigrants. All ten on the stage raise their hand for that George providing health coverage to undocumented immigrants. That goes further than Barack Obama wins because there was no health care coverage for undocumented immigrants under obamacare. Another warms the idea of eliminating private insurance endorsed by several of the candidates that are more than a well over a hundred million Americans have private health insurance many of whom light that coverage that will be something down that Republicans will. I seek to exploit. Battle lines are trying to Carl Mary Bruce thanks very much on the you don't go to our website abcnews.com. 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This transcript has been automatically generated and may not be 100% accurate.