Including a cbs reporter. Protests began at a rally in st. Louis. There is nothing like a trump rally a sad day. How can you be shocked . This is the guy who was sure that i was born in kenya. Southeastern u. S. , at least four people have died in record breaking rain and two states have declared states of emergency. Ive never seen anything like this. In california, Nancy Reagans funeral was a celebration of her lifelong love affair with Ronald Reagan. Just had the primary in michigan. I absolutely get bernie and the revolution but i love experience. I love the fact that bill clinton is going to be upstairs if it ends up being her. Are you sure that is where he is going to be . Well, i dont know i dont know all that. A mysterious sea creature washed up on a tourist beach in mexico. All that matters. Mercy he gave him a facial oh, baby on cbs this morning saturday. Trump also won michigan. In a press conference after his big victory on tuesday said im the most president ial one than anyone. He said i have to go back to loenel lincoln. He stood there. You saw this in front of a table of trump water, trump wine, trump vodka, trump steaks who advises this man . And its working welcome to the weekend, everyone. We have got a great lineup for you this morning. A bit later, we will you you to our reporter walked from siberia to australia. Hear the stories of her amazing trip. On a closer look, the iconic photos include John Malkovich. The actor who recreated these amazing images. Owner influences range from her birth place in belgium to the texas roots of her father. A highly regarded guitarist of his own. We will show you the moments that changed her career and she will perform in our saturday session. First, the top story this morning. Anger surrounding Donald Trumps president ial Campaign Reaches a boiling point in chicago. Last night the republican frontrunner cancelled a Campaign Rally over security concerns. When thousands of protesters gathered outside an arena at the university of illinois and then flooded the venue where he was scheduled to speak. Turned increasingly hostile, with sometimes violent kron. Reporter they did not recommend cancelling the event. That decision was made by the Trump Campaign. For safety of all tens of thousands of people that have gathered in and around the arena, tonights rally will be postponed until another day. Reporter the announcement by a trump staffer set off celebrations for some. And disappointment for others. As police tried to clear the pavilion, some fights broke out. Demonstrators many of whom are received their message. This is our yuvert university. He came to our university and we shut him down. Reporter trump loyalists say the attack was on free speech. They cant stand that somebody has an opinion that is not theirs reporter as the heated exchanges continued outside the arena, trump explained why he cancelled the event. I dont want to see any of the people hurt, either inside or outside, and Law Enforcement said, you know, they just dont have enough men to cover it. Reporter but Chicago Police say that is not the case. I can tell you that we did assure the Trump Campaign that we had more than adequate resources. Reporter one officer was hurt outside when he was struck with a bottle. Get him out of here get him out get him out of here reporter tensions at trump rallies have been stewing for some time. Earlier friday, three dozen people were arrested at an event and this week, a protester being led out of a North Carolina rally appeared to be suckerpunched by a trump supporter. Trumps chief republican rival ted cruz called it a sad day and laid some of the responsibility at the feet of the gop frontrunner. When you have a campaign that affirmatively encourages violence, when you have a campaign that is facing allegations of physical violence against members of the press, you create an environment that only encourages this sort of nasty discourse. Reporter donald trump has taken to twitter again this morning writing the organized group of people, many of them thugs, who shut down our First Amendment rights in chicago have totally energized america. Anthony . Dean reynolds in chicago, thanks, dean. Covered all of last nights events until he, himself, was detained. We want to show you what he captured on videotape. He was on the floor of the arena as tensions built. Raw emotions on both sides. [ screaming ] reporter he interviewed both protesters and trump supporters. These people are protesting and exercising their free speech and the irony of that is we dont get to have our side. Organizations all over the campus got together and meetings all week to stop this from happening. Reporter Police Cleveland the pavilion and the streets outside were quickly blocked. Tensions were high. Deb shot video of an arrest. Police surrounded a man whose face was bloodied. Protesters screamed at police. Kept watch. Without warning, deb was grabbed from behind and thrown to the ground. [ screaming ] back off back off do not whoa whoa whoa whoa whoa whoa whoa back hand behind your back oh you got cuffs. Reporter deb says as he was handcuffed an officer placed his boot on februarys neck to keep them in places. Another news crew captured these images of deb being taken into custody. Illinois state Police Charged him with resisting arrest, although there is no sign of that in either of these videos. On the tape, he identifies of the news media. I have credentials i can show you. Reporter deb was placed in the back of a police van while his camera was left nearby. It was returned to deb after his release. Deb has been covering the Trump Campaign for cbs news since trump announced his candidacy last summer. Last night, he tweeted this. Ive never seen anything like what im witnessing in my life. We both have been in situation like that before and they can be terrifying. Very scary. Earlier in the day the talks surrounding trump was about unity as he picked up the endorsement of his onetime campaign rival ben carson. A News Conference in florida on friday, carson said he and trump have buried the hatchet and the gop frontrunner has been misjudged. There are two different Donald Trumps. The one you see on the stage and there is the one who is very cerebral. Major garrett asked trump about carsons comments. Do you agree with that i think there are two Donald Trumps. There is the public version and people see that. Its probably different, i think, than the personal donald trump. Carson also warned that a failure to rally behind quote would, quote, fracture the party in an irreparable way. Reporter another round of relentless rain is expected to target the already waterlogged areas in the south and days of torrential rain. Three weatherrelated deaths have been reported and hundreds of rescues have taken place. David begnaud is in bossier, louisiana, where the worse could still be to come. Reporter we are along the Red Chute Bayou. When i went live last night for the news i was here and no water in front of me. Look what has happened the last 12 hours. They say the water has come up closer and closer to the levee which is exactly what engineers predicted. Here is where it is. The water is there. The levee is here. Now they say its a matter of time before it overtops the levee. Workers and volunteers spent another long day laying down sandbags along a line of homes in bossier city. Officials say its only a matter of time before the Red Chute Bayou tops the citys levee. It is going to come and get you. We dont know how long or how keep. Reporter more than 45 homes are at risk of flooding here because of this weeks near record rain, water is rushing downstream into the bayou at a rate of seven to ten times the normal flow. How far is the levee from your backyard . Its probably 300 to 400 yards. Reporter this firefighter has been rescuing people two days. Now his home is at risk. We have lived here six years, and never seen water standing in louisiana, the rain fell so fast and so hard its caught many people off guard. I was told when the water came from the back side, get out. And that is when we started seeing the water come up and we had to hurry and get out. Within 20 minutes, you see. Reporter near new orleans, more than 200 people rescued from their home as nearly 10 inches of rain fell friday morning. Water running in your house. Lights going out. Kid hollering. Its a catastrophe. Reporter back at bossier city, the work will continue throughout this weekend to keep the rising water away from those homes. Thats the reason im out here, trying to save homes. I could have stayed home in bed but trying to help. Reporter you may be wondering why arent they using sandbags to line up against this levee to protect the 1,600 homes west of here . Because engineers say they rain fell too much, too fast and they couldnt line up 3,000 sandbags so they say it is inevitable. The water will rush over the levee. When its going to happen . We were told this morning and may be later today. On top of the water flowing over the levee, they say more rain is expected this afternoon. Not a fun waiting game. David begnaud, thank you. Lets get more on these storms expected today from meteorologist ed curran from wbb tv. Good morning. We continue to watch the rains moving in through louisiana and into mississippi as well. And we are going to see more of this as we go through today and into tomorrow. The flood threat continues with the runoff and 1 to 2 inches of additional rain for that area. Northwest, relentless rain continues there. Rains at the lower elevation snow to the upper elevations. Rain here and winter storm watch and high winds and winds to 60 mountains two to three feet. Meteorologist ed curran at chicago station wbbmtv, thanks. Nancy reagan is once again alongside her beloved husband, the former first ladys life was celebrated on friday by a thousand guests, including first Lady Michelle obama, former president george w. Bush, and three former first ladies at the reagan president ial library in southern california. Ben tracy has more on the funeral, the ceremony, and the legacy of nancy reagan. There likely wouldnt have been a president Ronald Reagan without a nancy reagan. Reporter close friend and family honoring nancy reagan say the onetime actress and former first lady may best be remembered as a devoted wife. Ronald and nancy reagan were they were as close to being one person as it is possible for any two people to be. Reporter nearly a thousand guests, including first Lady Michelle obama and representatives from nine former white house families, gathered to honor mrs. Reagan. Her children, patti and ron, paid tribute to their mother and their parents loving 52year marriage. My parents were two halves of a circle, closed tight around a world in which their love for each other was the only sus tennance they needed. Individually, they may have gone far but, together, they could and did go anywhere. Reporter while president reagan passed away more than a decade ago, his love for his wife was still very much present. For there could be no life for me without you. Reporter a love letter he wrote to his first lady in 1981 Prime Minister brian muscle lrooney. I hear those bells and i feel good all over, even if i tell a joke, shes heard many, many times before. Reporter and now nancy reagan will be laid to rest at her husbands side. The very same place she spent so much of her life. They will look out across the valley. My father will tell her the lights below are her jewels. The moon and stars will endlessly turn overhead and here they will stay, as they always wished it to be, resting in each others arms, only each others arms until the end of time. Reporter it was president reagans request that the burial site face west toward the pacific ocean, which on a clear day, you can normally see on this hilltop. For cbs this morning saturday, ben tracy, simi valley, california. What a nice service. Beautiful service. Lovely. She will be missed. Russia is pressing about the mysterious murder of a former aide to Vladimir Putin whose body was found last fall. Authorities do not have any suspects and what is being described as a brutal attack. Here is jeff pegues. Reporter when lessons body was found inside this washington, d. C. Hotel back in november, within hours, Russian Media reported that the former putin aide had died of a heart attack. But now the d. C. Medical examiner has concluded that the cause of death was, in fact, bloodforced injuries of the head, neck, and torso, and the upper and lower extremities, fueling speculation that he may have been murdered. Well, sure, its a mystery. We dont have the answer. Reporter this man specialized in Russian Affairs for the state department and works for the council on foreign relations. If there were russian official who went after lesson, business or in government, putin would not go after them. The system he has created is one in which things like this always get covered up. Reporter the 59yearold lesson, a Russian Press minister and media exec would be be the first employee of the kremlin to end up dead. In 2015 a russian option leader was shot to death steps away from the kremlin. In 2006, a russian intelligence agent turned kremlin critic was poisoned. In 2014, Mississippi Republican roger wicker sent this letter to then attorney general eric holder informing him that lesson had acquired multiple residences at a cost of over 28 Million Dollars. Wicker alleged that lesson was laundering money and requested an investigation. Responded it had referred the matter to its Criminal Division and the fbi. Both the fbi and the department of justice declined to comment. Russian Officials Say they have sent a letter to attorney general lowretta w ret hett loretta lynch. New details this morning on the death of former rock star keith emerson. Police announcing they believe it was a sued. Legendary keyboardist was the founder of the rock group emerson, lake, and palmer. In the 1970s they sold numerous records. Son died in santa monica, california. A passionate voice for journalist integrity, the pentagon papers were a secret in the vietnam war. Deacon obtained them in the 19 seventh for the washington post. They were also published in the New York Times. He was known for his media commentary and criticism. Ben was 96. Time to show you some of this mornings headlines. President obama could announce his choice to fill the vacancy of the late justice antonin scalia. Republicans insist they will not hold any confirmation hearings until the next president takes office in january. The New York Times says newark, new jersey, School Officials were aware of lead contamination in the districts water for years. A memo from 2014 urges teachers to run the drinking fountain 30 second before taking a sip of cafeteria workers were told to run the faus cet before preparing the food. The Los Angeles Times reports former Los Angeles Clippers owner Donald Sterling and his wife shelley have decided to stay married. The couple headed for Divorce Court last year after numerous public spats. Sterling was banned from the nba and forced to sell the franchise in 2014 after making derogatory comments about africanamericans. The couples Attorney Says the sterlings have resolved their differences. Wired magazine says googles artificial system has won a machine contest in south korea. Go is considered to be a much more challenging version of chess. Analysts say the win comes about ten years sooner than expected. Its perhaps more impressive when you realize the machine taught itself how to play. I wouldnt feel as bad if i was him. Its a machine. Its actually amazing it google won a Million Dollar prize which they are donating to charity for this and incredible it happened this quickly. Here is a look at the weather. Coming up, an update to our investigation into a danger most drivers are unaware of. Front seats of some cars have a major defect that could result in death. The story on why little, if anything, is being done to fix the problem. Later, he holds the american record for the most time in space. 520 days over four missions. We will tell you what is next for scott kelly. Controversy over paperless tickets for concerts and sporting events. Digital ticketizing convenient for customers but, in the end, it could cost you a lot more. Later, get ready for march madness. Teams from around the country are trying to play their way into next weeks ncaa tournament. Coming up, we will talk to the man in charge of the selection committee. This is cbs this morning saturday. phone ringing you cant deal with something, by ignoring it. But thats how some president ial candidates seem to be dealing with social security. Americans work hard, and pay into it. So our next president needs a real plan to keep it strong. elephant noise donkey noise hey candidates, i think we shouldve taken a left at the river. Tarzan know where tarzan go tarzan does not know where tarzan go. Hey, excuse me, do you know where the waterfall is . Waterfall . No, me tarzan, king of jungle. Why dont you want to just ask somebody . If youre a couple, you fight over directions. Its what you do. If you want to save fifteen percent or more on car insurance, you switch to geico. Oh ohhhhh its what you do. Ohhhhhh we begin this half hour with more on our continuing investigation into a driving danger you may have never even thought about. The front seats in your car. Seats can collapse backwards in a crash. The fix is surprisingly cheap. But the lack of action has many paying an awful