Well, donald trump is moving like a storm front through the republican primaries and caucuses. Last night he won in nevada with marco ruby and ted cruz way back. Heading toward super tuesday next week, trump has more delegates than his rivals combined. And dean reynold is in las vegas. Reporter the confounded Republican Party establishment may fervently wish what happens in vegas stays in vegas, but Donald Trumps march to the nomination would be hard to bet against now. Today the victor was in virginia. One of 12 states with contests next tuesday. Evening last night. Reporter in nevada trump ran the table winning almost every category of voter. And by a bigger margin than New Hampshire or South Carolina. We won with young. We won with old. We won with highly educated. We won with poorly educated. I love the poorly educated. Reporter there were twice as many caucus goers as four years ago. Most of them were angry with washington. An six out of ten said the next president should be a political outsider. Usa usa reporter perfect fits for trump whose rivals sifted the landslide for nuggets of hope in their home states. Marco rubio has a bunch of endorsements but no wins. The florida senator told cbs this morning, that will change. Well win in florida. Now that governor bush is no longer in the race. Him and i split up support in the florida. That will help us. Again, as far as going into next week, we feel great about every state on the map. Reporter texas senator ted cruz trying to grab a victory in endorsed him. Texas has 155 delegates. It is the crown jewel of super tuesday. Texas has alone almost 15 of the delegates you need to be the republican nominee. John kasich noted he alone is within the margin of error in a race against trump in ohio. But kasich is the governor of ohio. Now, in an effort to slow trump down, there are increasing calls to see his past tax returns. Scott, mitt romney whose own wealth became an issue during his 2012 Campaign Said today we have good reason to believe there is a bombshell in Donald Trumps taxes. Trump just tweeted that romneys tax returns made him look like a fool. Dean reynolds in nevada for us tonight. Dean, thank you. The next contest for the thats on saturday. And heres nancy cordes. Struggling in South Carolina, sanders head to missouri today where 7,000 people were waiting to lift his spirits. Democracy is not a spectator sport. [ applause ] all of you and all of the American People, we are the quarterbacks of our future. Reporter but a win in South Carolina and large super tuesday states like texas, virginia, and georgia could give clinton an insurmountable lead. Hey, how are you. She has already begun to talk less about sanders and more about republicans. They want to turn back all of our rights. Womens rights. Civil rights. Gay rights. Workers rights. Sanders acknowledged he is our job is to create high voter turnout. So far democratic turnout is down from 2008 by 25 in iowa, 13 in New Hampshire. And 33 in nevada. You often say you want to create the kind of Political Revolution that president obama couldnt. Its the fact that turnout is lower a sign that that revolution isnt happening. No, a sign that barack obama ran unprecedented Brilliant Campaign in 2008. We have come a long way. We are in the lead in some national polls. I think we have made real progress. Reporter the reason sanders wants high turnout its because it would signify that Younger Voters who typically bag him are flocking to the polls. But, scott, older voters have always been more reliable voters. And in nevada for instance, seniors went for clinton by full 50 points. Nancy cordes in South Carolina. Thank you. Today a kennedy cousin went his name in a murder that was committed four decades ago. There. Reporter at todays hearing, michael skakels attorney, Herbert Santos told the Connecticut Supreme Court who he believes killed 15yearold martha moxley. The evidence lead to the inescapable conclusion that the probable killer was tommy skakel. Now my client doesnt really want me to say that. It is his brother. Dorothy moxley is marthas mother. I am sure that michael is the young man who swung the golf club. There is no doubt in my mind about that. Reporter moxley was found bludgeoned to death with a 6 iron in a wealthy enclave of greenwich, connecticut, in october, 1975. Tommy skakel was the last person to be seen with moxley. It was a 25yearold cold case, led to the arrest of michael skakel. Skakel its the nephew of ethel kennedy. Bobby kennedy jr. Is his cousin. And one of his biggest defenders. I know michael skakel. Crime. Reporter skakel convicted in 2002, release on bail after 11 years when an Appeals Court ordered a new trial. Finding his defense attorney made major mistakes. But state prosecutor susan gill disagrees. This was far from a slipshod defense. This was a wellplanned, well thought out, professional defense. Do you have any comment from todays pre seed oceedings . Ought awe no. Reporter leaving court, skakel refused to speak. But Bobby Kennedy jr. Who sat with him in the trial did. He didnt get a fair trial. He is not guilty. Reporter we were unable to reach michaels brother, tommy skakel for a comment. Anything to do with moxley, moxleys murder. And, scott, the defense Attorney Says he expects a ruling from the Supreme Court by the fall. Peter van sant reporting on the story tonight. Peter, thank you. A jury has found that talcum powder caused a cancer death. And a nascar pioneer gets his due. The cbs overnight news will be right back. Enough pressure in here for ya . Im gonna take mucinex sinusmax. Too late, were about to take off. These dissolve fast. Theyre new liquid gels. And youre coming with me. You realize i have gold status . Mucinex sinusmax liquid gels. Dissolves fast to unleash max strength medicine. Lets end this. Its not always as easy for me as it is for him. Aw. So we use ky ultragel. It enhances my bodys natural moisture so i can get into the swing of it a bit quicker. And when i know shes feeling like that, it makes me feel like were both. When she enjoys it, we enjoy it even more. And i enjoy it. Feel the difference with ky ultragel. cell phone rings where are you . Well the squirrels are back in the attic. Exterminator. Can i call you back, mom . He says its personal this time. If youre a mom, you call at the worst time. Its what you do. If you want to save fifteen percent or more on car insurance, its what you do. Where are you . R are you taking at zumba class . Choose to move freely. Move free ultra for your joints, cartilage and bones in one tiny pill. Move free ultra. Get your move on. And now try move free night. The first and only 2in1 joint and sleep supplement. Degree motionsense. The worlds first antiperspirant with unique microcapsules activated by movement, that release bursts of freshness all day. Motionsense. Protection to keep you moving. Degree. A jury in st. Louis has awarded 72 million to the family of a woman who claimed cancer. Anna werner is following this. Reporter 62yearold Jacqueline Fox of birmingham, alabama, used talcum Powder Product for feminine hygiene for decades until diagnosed with Ovarian Cancer in 2013. She died last october. A jury decided johnson and johnson, maker of baby powder and showertoshower was responsible for her cancer. Jerry beasley the family lawyer. Lifetime user of talc product using them since birth. And there is no question in my mind that the talc caused her death. Reporter American Cancer Society says results of studies on a possible link between talcum powder or talc and Ovarian Cancer have been mixed. Some reported a slightly increased risk. Others no increase. Dr. Daniel cramer of brigham and Womens Hospital in boston was an expert for the plaintiff. I have done several different case control studies of Ovarian Cancer. All included information on talc. All of them have found an elevated risk for Ovarian Cancer associated with talc use. Reporter during trial, foxs lawyers presented this document from 1997. In which one of Johnson Johnsons consultanted noted studies showed Significant Association between high genic talc use and Ovarian Cancer. Marvin salter is jacqueline her whole fight was not just for her but so many other women. Reporter Johnson Johnson declined to do an interview in the statement said the verdict goes against decades of sound science, proving the safety of talc as ingredient in products. This could be the most lifelike robot ever. Meet atlas. Boston dynamics designed it to perform in places that are unsafe for humans. Sensors in its legs and lasers in its head help to avoid obstacles even in the snow. And attention bullies if you knock it down, it will get right back up. Starting today, facebook users can break from the robotic monotone of the look button. The internet innovator discovered emojis, users can express love, sadness, anger, laughter, or being wowed. The social network decided against a dislike button. We hope youll look our final story. How one man drove through today congress presented the nations highest civilian honor, congressional gold medal to civil rights marchers who joined Martin Luther king jr. On the road from selma to montgomery in 1965, a fro protest to barriers against voting. Violent attacks were a catalyst for the Voting Rights act. The medals inscription calls them foot soldiers for justice. Thousand marched. Justice. Reporter as sun days daytona 500 made history. The closest 500 ever. Reporter 68yearold frank scott recalled another historic first. One made by his legendary father. What drove him . He had great determination. Reporter wendall scott the first africanamerican to win a nascar premiere series event. The jacksonville 200 in 1963. During the height of the civil rights movement. Frank was part of his fathers pit crew. I mean we were the only africanamericans in the setting such as this. He had a lot of death threats. I mean, everybody didnt love wendall scott. Reporter in fact, racer. Wendall scotts family says hours later, nascar acknowledged he did win and paid him the prize money. Paved the way for us to make daryl bubba wallace, the first africanamerican to take the checkered flag on the National Circuit since scott, came through the nascar drive for diversity program. For me as an africanamerican, i am definitely carrying on the legacy that he laid out for us. Reporter the women and minority drivers need to receive lucrative sponsorships, affording themg afford ing them better equipment. They started the wendall Scott Foundation to give better job opportunities. If he were alive today what would he say . He would be pleased. With a lot. But reporter but . He wouldnt be satisfied. Last year, wendall scott was inducted into the nascar hall of fame. Wendall scott fulfill his destiny. Reporter he is still the only black driver in it. Michelle miller, krks news, thats the overnight news for this thursday. For some of you the news continues. For others check back with us later for the morning news and of course, cbs this morning. From the Broadcast Center in new york city, im scott pelley. Announcer this is the cbs overnight news. Hello, everyone, welcome to the overnight news. Im demarco morgan. The next stop on the road to the democratic president ial nomination is South Carolina. Which holds its primary saturday. Polls show Hillary Clinton with the lead over bernie sand serz. It is getting smaller. At a ton hall meeting. Hillary clinton faced questions over a private email server when secretary of state. Nancy cordelse. Reporter asked about a ruling by a federal judge, some state officials and her own aides should testify under oath about whether they set up her private email system to evade public records laws. It. I know there are, challenges about what the state department did or didnt do. That will all be worked out. It is just not something that, that, you know is going to have any lasting effect. Reporter clinton was asked again whether she would release speeches. Why is there one standard for me and not for everybody else . I mean . Everybody should be on a level playing field. Sanders was asked if he would be welling to level the playing field. I am very happy to release all of my paid speeches to wall street. Here it, chris, there a none. In a state where africanamericans make up a majority of the democratic electorate, sanders accused the republican frontrunner of racism. The birther issue from donald trump, and others, a racist effort to try to delegitimize the president of the united states. Can you imagine that. Youre making the right choice. Earlier clinton appeared at columbia church. Shot 14 times. She was joined by the mothers of five victims of gun violence whose support she cultivated for months including the mother of sandra bland. I am very angry. But i am not angry enough to riot. Rye im angry enough to vote for this lady. The mother of trayvon martin. We have the opportunity off have somebody that will stand up for us as africanamericans, for us as women the i say my vote goes to Hillary Clinton. Those five women are taking that message all across the state doing multiple events throughout the day. Without Hillary Clinton and getting huge crowds. Senator sanders is spending most of the week outside of South Carolina in super tuesday states where he thinks he has a better chance of winning. The republicans, donald trump is on a roll heading into the republican president ial frontrunner made it three out victory in nevada caucuses tuesday. Dean reynolds reports. We will be celebrating for a long time tonight. Have a good time. Have a good time. [ cheers and applause ] rporter celebrating his big night in nevada, donald trump declared victory across the board. We won with young. We won with old. We won with highly educated. We won with poorly educated. I love the poorly educated. Number one. With hispanics. [ cheers and applause ] im really happy about that. Trump rejected the notion he has a ceiling of support and laughed at conservatives who are calculating how he could lose. And itch you f you could add them up, because the other candidates amount to 55 . If they could just add, they keep forgetting that when people drop out we are going to get a lot of votes. They keep forgetting thach dont reporter long lines pointed to a big turnout for trump. Exit polls showed 60 of caucus voters said they were angry at the federal government. More than 60 , said they wanted the next president to come from outside the political system. One week from today, will be the most important night of this campaign. Reporter looking past his third place finish, ted cruz took the stage in las vegas, focused on super tuesday and home state of texas. Arguing he is the only remaining candidate who can dethrone the frontrunner. The only campaign that has beaten donald trump, the only campaign that can beat donald trump, is this campaign. [ applause ] thank you. Reporter leaving nevada before caucusing began, marco ruby watched the results from michigan. Where he urged voters to look beyond emotion. We cant just elect someone that is angry. We have to elect some one that will make a difference. Reporter now, early reports of some irregularities at the caucuses, people not being voting. Appear to be overblown. The Republican National committee did call the process controlled chaos. In fact, the ballot was a little confusing with voters being candidates. Six of whom are no longer running for president. Marco rubio says he remains confident of his chances despite another second place showing. Rubio discussed the race with charlie, gail, and nora for cbs this morning. Important to take a deep breath. Decided by delegates. 1200 delegates. You need to have. Nowhere near that number of people who have yet filed, much less being able to win them. And that sense the votes that are hatch pen ening now, all states are awarding delegates. Not based on how many states you win. Based on how many delegates you he does have delegate advantage. It is not overwhelming. Plenty of states out there. Winner take all category, if you within them you more than catch up. What need to happen here, the race needs to continue to narrow. Donald trump, for example, he nevada. Four years ago, mitt romney got over 50 of the vote there. Shows a significant number of republicans even in nevada who are not, did not want donald trump to be their nominee. It is divided among four people. Mr. Rubio, you yet to beat him. Including the latest poll in florida shows you are not even beating him in your own home state. At what point, what state do you think you are going to be the one to trump donald trump. Well ale win in florida. Now that governor bush is no longer in the race. We split up sat part in florida. That will help us. Going into next week, we feel great about every state on the map. There has to be coalescing here. The process began after south after our second place showing in nevada. Were in michigan all ready. Here for a rally. Headed to houston, texas, debate tomorrow, rally today. We feel great about the work and what it will lead to when the process plays out. Senator, the issues before have debated. One of your opponents. Senator cruz this week said that he would have federal agents knock on the doors to find those illegally. Would you follow that . Yeah, that its a change of position for him. Now under duress in the campaign. Trying to change his positions once again t