Shares a big announcement shares a big announcement we begin this morning with a look at todays eye opener. Your world in 90 seconds. He voted for indefinite detention for undocumented immigrants. The democrats clash over immigration. Madam secretary i will match my record against yours any day of the week. We have a different conversation about the state of the republican race. Your presence here divides the antitrump vote. Good delegates good for you or our job is not to give trump a victory anywhere. Rain has fallen. Our backyard is like a river. U. S. Forces in iraq has captured an isis chemical engineer who was producing mustard gas. Mourners in california paying respects to former first lady a private funeral is planned for friday. Outside of pittsburgh, four men and a woman is dead and three others injure. We believe there were multiple gunmen. Canadas Prime MinisterJustin Trudeau will be at the white house for a dinner. Probably the last place you want to do Something Like that. Bring a little class as the Bernie Sanders impersonator. Class. One millionaire class. The commentator was saying it would be a disaster if trump wins texas. My 7yearold said, not going to happen not going to happen remember when Chris Christie crossexamined him . I thought i had to hold him up with his powerful hand. Nothing can stop him but god himself and only god got 6 in mississippi. On cbs this morning. Bernie sanders stunned the prognosticators by taking michigan. Hillary clinton took him here is her official statement after the results came in. What is happening . Announcer this portion of cbs this morning sponsored by toyota. Lets go places welcome to cbs this morning. The president ial ballots is focused on florida. It is one of five big States Holding primaries on tuesday. Florida could be critical to deciding both parties nominees. Betting his campaign on a win there. But donald trump could be standing in his way. Democrats are also looking for support and that important swing state. Hillary clinton and Bernie Sanders targeted hispanic voters in a debate last night. Nancy cordes is in miami where the candidates traded a number of jabs. Nancy, good morning. Reporter good morning. You could see the effect of that upset in michigan here in miami last night. Suddenly, sanders looks like a threat to pick up a couple of very least, slow clintons march to the nomination. Both of them had a reason to go on offense. Excuse me. Excuse me. Did you ask me after all joot reporter the candidates threw down the gauntlet early. Both came prepared to do battle on immigration. [ speaking in Foreign Language ] reporter in a debate hosted by univision. I voted for that bill. Senator sanders voted against just think. Imagine where we would be today if we had achieved comprehensive ago. Children came from honduras and i said welcome those children into this country. Secretary clinton said, send them back. Reporter emboldened by his narrow michigan win, sanders also took a harder line on clintons paid speeches to wall street firms. The gentleman who is head of give me 225,000 for speaking fees. He said i was dangerous and he is right, i am dangerous for wall street. Reporter the fbi investigation into clintons private emails came up too. He for goodness. Its not going to happen. That question. Reporter sanders was put on the spot about this 1985 interview in which he praised cuban leader fidel castro. He is educated and gave them healthy. Reporter a view many cuban compile exiles here dont share. Cuba is a democratic country and on the other hand, it would be wrong not to state in cuba they have made good advances in health care. I just couldnt disagree more. You know, if the values are that you oppress people, you disappear people, you emprison people and even kill people for expressing their opinion, that is not the kind of revolution of reporter sanders says when he talks about being a democratic socialist he is alie than himself with can you understand like denmark and sweden and not communist cuba. Still, clinton has a large lead in florida right now but we have seen how quickly that can change. We have. Thank you. A new poll suggests that john kasich still has a future in the gop race. That survey find the Ohio Governor leading dump dump in his home state. Kasich is counting on win tuesdays vote in ohio. But that same poll shows marco rubio trailing in his home state by more than 20 points. And he is fighting for questions about how long he can stay in this race. Major garrett is in miami at the site of tonights Republican Debate. Major, good morning. Reporter good morning. Marco rubio says he is committed to campaigning in and winning florida. But his schedule, after tonights debate, remains empty be filled in eventually. Some rubio loyalists discuss drop out to avoid an embarrassing defeat here and a notion rubio rejects. Donald trump the gop frontrunner is not letting up. I will be on that ballot on tuesday reporter we are going to win. We feel really good about it. I never discussed dropping out with anyone on my team or anyone on planet earth or any planet for that matter. Reporter marco rubio on the air waves on wednesday to deflate rumors he was desperate to drop out. We worry about the dirty tricks and if anyone calls you and says marco rubio is getting out, you tell them you heard it from me, they are lying to you. Reporter a meager crowd just outside miami rubios Political Base fueled the impression hes in the twilight of his campaign. Little marco would say, i think hes gone. I think he is gone, but who knows. You never know. Reporter donald trump picked up the theme at a raerl in north carolina. If i dont beat marco in florida because florida is my place. I love florida. I employ thousands of people in florida. Reporter trump will spend the primary outside the Sunshine State to shore up support for future primaries and clear a path to the 1,237 delegates needed to win the nomination. I see probably getting the delegates. Its like the fighters. The ultimate way to do it, you knock them out. Reporter rubio acknowledgeses the reason to knock down trump about the size of his hands. You know what they say about men with small hands . Might have backfired. I would do it differently and really would. The reason. My kids were embarrassed by it and my wife didnt like it and thats not who i am and thats not what my campaign is going to be about. What do you think was rubios demise . I think he tried to be wanted to be don rickles and he is not don rickles. Reporter rubio is angling for jeb bushs endorsement for days and the two continue their courtship yesterday. Bush meets with john kasich and after jebs costly and Disastrous Campaign its a question whether it is worth anything here in florida. Trumps rally was interrupted 17 times. We will look ahead why his rallies sometime turn violent. That is ahead on cbs this morning. Morning. At least people in the south have died in storms this week. Homes and cars are under water. Thousands of people were forced to evacuate. The weather system stretches from texas to tennessee. David begnaud is in haughton, louisiana, where a state of emergency is in place. Reporter lets start with good news. When you look at this house, here is the water mark. Talking four feet of water has dropped. It is going down. But the rain is still falling. And it hasnt stopped for the last 48 hours. In this neighborhood where we are in haughton, its a ghost town and nobody is here. As far as you can see, homes are under water. People are gone. Evacuated and people told to take shelter. The National Guard has been called in and the sheriff says the threat is not over. A second blast of heavy rain pounded north louisiana overnight. We just stalled out. Should have known better than to do that, to begin with. Reporter around 15 inches have fallen in other parts of the state and another foot could be on the way. That threat has forced officials to call for the mandatory evacuation of about 3,500 homes. Its a disaster. I feel sorry for these people. Reporter northwest louisiana has registered more rain in the past 12 hours than in the last two months. More than 100 roads have been closed. Some are crumbling. Drone video taken over shreveport shows entire neighborhoods under water. More than a hundred homes have been flooded. Most of those in the nearby where the water has risen to rooftop levels. Has this ever happened to you, sir . Not like this. Reporter emergency crews continue to go doortodoor urging people to get out of the highrisk areas but they are finding themselves overwhelmed with calls for help. Getting calls coming in from every direction and everybody is trying to respond and do the best they can, you know . But roads are closed. Its hard to get to people. Reporter 18yearold dylan davis isnt even from this area but he came to help. How many people have you helped to get out of homes . About six or seven houses. We have been swimming across the water wherever the Sheriffs Office wouldnt go and doing what we can. Reporter here is the concern right now. More rain continues to fall. There is a levee nearby. They are worried the water might overrun the lef vee levee. At least another 48 hours of rainfall due for this area. One man died last night after driving in the flood water. It will take you an hour and a half to drive two miles in this area. Roads are closed all over the boy, you tell quite a story there, david. Thank you. Trob of intelligence about isis is being analyzed this morning. Our partners at sky news reportedly received 22,000 documents containing the real names and addresses and phone numbers of suspected isis fighters. From at least 51 different countries. A man claiming to be a disgruntled former isis member passed on the information. A Syrian Opposition group claiming to have the data says the information reveals the identities of more than 1,700 jihadis. It asks 23 questions like what is your previous fighting experience . What special skills they have, and whether they want to be a fighter, commando, or a martyrdom seeker. David martin is at the pentagon with the progress against the fight ens against isis. Reporter if this is confirmed it is one of the biggest victories so far in the intelligence can be a powerful weapon, perhaps even more powerful than chemical weapons. According to the pentagon, isis has mounted a dozen chemical weapons attacks in iraq and syria. This video appears to show the aftermath of an isis strike using a mustard agent in syria last year. The u. S. May have dealt the terror groups Chemical Weapons Program a serious blow. Delta force commandos captured an isis chemical weapons expert in a raid last month. The iraqi once worked for saddam husseins regime. Capturing someone of this high caliber provides a gold mine of information about how they are structured and its Chemical Weapons Program. Reporter after interrogating him they located a building in mosul where mustard adding was believed to be manufactured and loaded into artillery shells. The British Defense minute city released this video showing a air strike last weekend. The day before that strike, u. S. Aircraft targeted this top isis commander known by the alias omar, the chechen, who the pentagon considered to be the equivalent of the groups secretary of defense. Human rights Group Monitoring syria says omar, the chechen, was seriously injured, but not killed. In this case, if it turns out he has not been killed, i dont think there is a strategic impact because what is really going to weaken isis as an trert territory from them. Reporter u. S. Intelligence are still trying to confirm whether omar the chechen is alive or dead. Air strikes have killed about 100 isis leaders, but whatever intelligence they had, died with them. There are only two known cases in which key members of isis have been captured alive and along with their cell phones and laptops milked for what they know. David, thanks. Iran, this morning, is defending its Ballistic Missile the countrys military carried out a second successive day of tests yesterday. Iran says the missiles are capable of hitting israeli which Vice President joe biden visited this week. Iran media reports the rockets had text written on them saying israeli must be wiped out. The country insists the tests do not violate the controversial nuclear deal or a u. N. Security council resolution. Urgent manhunt is under way in western pennsylvania morning for two gunmen who opened fire at a backyard party. Four women and one man were killed late last night in wig wilkinsburg. Investigators found 40 shell casings at the scene and three other people who were shot have survived. A judge believes the former marine accused of shooting an idaho pastor is an extreme flight risk. Kyle odom is held without bail this morning in washington, d. C. And arrested tuesday after he tossed items over the white house fence. Boarded a flight from boise to washington on monday the day after the shooting. The tsa said it was not told about a warrant for odoms arrest until monday evening. The pastor survived the shooting and his family said he could be in the hospital for weeks. A rare steak dinner at the white house tonight will honor canadas new Prime Minister. Justin trudeau and his family landed last night at joint base andrews outside of washington. He meets with president obama this morning before a news conference. The white house state dinner is the first for a canadian leader in 19 years. Trudeau, whose father was also wellknown around the world since he was elected in october. The public has a final chance today to say goodbye in person to nancy reagan. The former first lady is lying in repose at the Ronald Reagan president ial library. House Speaker Paul Ryan paid simi valley, california, where large today. You are right, they are expecting more than 10,000 people to file through here by the end of the day and each one of those people get a card that looks like this. And it says with gratitude for your expression of sympathy in honoring the life of nancy davis reagan. The Reagan Library wanted to hold two days of public mourning because the funeral tomorrow will be private. They shuffle quietly past the rosecovered casket paying their respects to a first lady who left the white house more than 25 years ago, but remained in the hearts of countless americans. Just a classy way she handled everything when the president was shot. He was amazing and she was amazing. I just had to come and show my respects to such an elegant, elegant former first lady. Reporter the former first ladys final motorcade wednesday fittingly traveled down the Ronald Reagan freeway in simi valley. Firefighters saluted as the when it arrived members of the military carried the casket in the room where mrs. Reagan lies in repose. 1,000 people are expected to attend Nancy Reagans private funeral tomorrow including former president george w. Bush and first ladies. It includes mr. T. Who joined mrs. Reagans just say no to Drugs Campaign in the 1980s. Doing drugs turns my stomach reporter the Reagan Library is not only preparing for a funeral but a future without its guiding force. Until her health failed, mrs. Reagan almost never missed a board meeting. What is it going to be like to move on without her . Its going to be sad, you know . There is an empty chair. I bet we always have an empty chair at the table. Its a large board with very important people, but when mrs. Room would go silent and we reporter tomorrows funeral is one very much planned by mrs. Reagan, herself. She controlled the guest list and she picked out everything from the flowers to the music. Gayle . Wow. Thank you very much, ben. Its a beautiful thing to see the outpowering for her. I heard that one of the things she requested was that the caskets are so close to each other that they could almost touch each other even in the after life. I think its very sweet. People really loved her. Nice to see the outpouring. Robots could soon deliver packages to our home. Ahead, we will follow the new selfdriving machines on their delivery business. First, its time to check your local weather. We are starting off with haze across the atmosphere, downtown orlando. Still a good bit of sunshine breaking through. We are 65 in orlando. Southeast breeze will kick up and gust near 20 miles per hour. Right now, 67 in Daytona Beach, up to 86 by 4 00. Announcer this portion of cbs this morning sponsored by jcpenney. Get what you love at the prices you love only at jcpenney every donald trump rally seems to have at least one interruption. Get him out of here ahead, we look at why the candidate may encourage conflict with the protesters and the press. The news is back this morning right here on cbs this morning. Announcer this portion of cbs this morning sponsored by persil. Pro clean laundry detergent. Experience premium clean. Ide. It beat every single detergent tested. Boom. Switch to Persil Proclean 2 in 1. 1 rated. With advil, you ll ask what backache . What sore wrist . What headache . What bad shoulder . Advil makes pain a distant memory. 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