We look at your world in 90 seconds. I felt like i was crossing the border actually. Donald trump ducks for travel in california. Hundreds of protesters kept trump from walki walking in the door when he spoke to the republican convention. Clinton and trump. Two sides of the same coin. Hillary is playing the woman card. Thats what trump accused her of. Now she has one. Se vere weatherti connues to cause hoicks in the nations midsection. Oklahoma was hit with high winds and hail. After will farrell has backed out of a role surrounded si controversy, farrell had ognedn to portray Ronald Reagan on a comedic movie based on the late president and his battle with ozhiemers. Video shows a truck lost breaks and smashing into a home. It sounded like a damn bomb went off music artist and producer warren g. All that. Ak te me out to the ball game that was awful. And all that matters. Its not often that the queen gets involved in a twitter war. Prince harry, remember when you told us to bring it at the games . Be carewhful ouat yis wh for . Really, please. Boom. On cbs this morning, saturday. Now its down to the state of indiana. The last place where maybe people could stop trump. Cruz has been trying because he placed last in four out of the five primaries on tuesday he picked a running mate. For a race he will not be running. Welcome to the weekend. We have a great line up for you, including a look at the summer movie season. It may seem early but it officially launches this friday, well break down the block buster and the childrens films on the way. We go inside the sports brain. A book takes a look at the science about the superstitions held by many fans. Bob moulds music influenced nirvana and the pixies. Well talk to him about what fueled his early roots. Our top story this morning, a call for republican unity from donald trump. In the face of intense backlash. In San Francisco, hundreds of protesters demonstrated outside the venue where trump was about to speak to the california state convention. The crowds forced him to leave s small barricade to get through the back. Many of the protesters were angry over trumps stance on immigration. Once inside, the gop front runner told the convention his entrance was like crossing the border. Good morning. Donald trump less than 300 delegates away from clenching the gop nomination, tensions are running high both inside and outside of the party. Establishment republicans are accepting he could be their kpnkpn candidate. But opposition to the man and the message shows little sign of letting up. Temperatures flared where donald trump addressed the gop convention. Protesters attempted to block the entrance forcing him to arrive on foot. Thats not the easiest i felt like i was crossing the border, actually, you know . I was crossing the border. But i got here. Trump was in california ahead of the states june 7th primary where the most delegates of the nominating cycle will be awarded. I speak to the people in this room. There has to be unity in our party. There has to be unity in our party. Hes wooing mainstream republican audiences who are showing signs they are accepting he might be the nominee. I will do my deuta squty and for the man, trump. Trump now has 80 of the 1,237 delegates needed to clench the nomination. Im up by 400 or so delegates. Ill be up by more than 500 when its over and well be up by 5 million votes. Okay . Ted cruz addresses the same california audience later today. The texas senator has been of indiana which holds its primary tuesday. God bless the great state of india indiana. He picked up a key endorsement from the states governor who avoided taking shots at trump. Im not against anybody but i will be voting for ted cruz. In an interview with face the nation, cruz responded to former house expecter john boehner. I wondered if boehner was auditioning to be Donald Trumps vice president. A trump boehner ticket would say the Washington Cartel in all its force. After cruz addresses the g convention its back to indiana where the 57 delegates are seen as critical as to whether cruz can stop trump before the convention. Thank yo gay rights and Marriage Equality came up during a Campaign Stop in california for republican president ial candidate john kasich. The Ohio Governor appeared at a town hall. He was asked by a voter are people born gay. Im not going to get into all the analysis of this or that. Im not going its not analysis, are people born gay . Our next question probably. I dont know how it all works. Okay. I mean, look, are they . You know, in all probability they are. Okay. [ inaudible ] you have free regular rights. Im not out to discriminate you i think you ought to have a good as life as anybody else i cant be mere cleore clear. Im not in kentucky or mississippi. Let me finish. Let me finish. Im not in favor of that. Im not in favor discrimination against anybody. Kasich says he does not support samesex marriage but he has attended a gay wedding. Lets take a look at the president ial campaign. Good morning. Its been quite a week. As always. Its been quite a year. It just keeps going. What do you make of boehners remarks this week calling ted cruz lucifer in the flesh. Clearly the establishment still doesnt like him. Thats the point. Ted cruz was a giant pain in John Boehners neck when he was speaker of the house. And he was resentful. They were hoping he could stop donald trump. But it seems clear now hes not going to be much of an obstacle and john boehner felt he could be free to say what he wd well. Hes trailing in the polls. Were seeing new strengths with donald trump. I think he did better than people expected. It will be interesting to see if that carries over. There are a lot of people are like, lets end this thing. People are unwilling to go and vote for ted cruz because they want to get it over with. I think its possible he could win. Will mike pences endorsement make any difference . It was not a pretty strong endorsement. Hes calling him lucifer, though. And thats the bar. Definitely beat that. Yeah, maybe. I dont know if it will make a big difference. People who vote for donald trump arent establishment people. They wont care what he says anyway. Is a contested Convention Still a possibility . Its going to come down to the reason everyone is in california. Its the last big state to vote on june 7th. It has a lot of delegates. You can win three delegates in each district. Its clench it before then. The democratic race, the tone seems to be changing. Yeah, it has been a near mathematical certainty for a while that Hillary Clinton was going to be the nominee. I think the Sanders Campaign is starting to adjust the way that theyre fighting. And focusing more on shifting how the Democratic Party runs its races and what it stands for than trying to win. Why has bernie not dropped out . I think thats why. Keep in mind he has been a democrat for a few months. Hes not a party guy. He is an independent that wants to shake things up. The reason hes not dropping out. He wants to go to a convention and advocate with people backing him up for the things he stands for. You suggested also it might be harder for him to drop out. Yeah. I think that if he were to drop out now his fans are so eager for him i think hed face so much outcry from people. Its easier just to stay in. We thought these weeks have been interesting. If its trump have lots of interesting things to talk about. This morning people in paris in parts of oklahoma rather and texas continue to clean up from the damage from a string of tornados that came through on friday. A storm system moved across the Southern Plains bringing rain thunderstorms and tornados. Several people were injured in the little town of lindale texas. Fallen tree and power lines prevented First Responders from reaching some areas in western arkansas, the problem was hail. No major damage or injuries reported there. That was not the case in parts of oklahoma where huge hailstones shattered windshields and damaged hoods. A warehouse was also damaged. No injuries have been reported. For more on what we can expect today we go to our meteorologist. Good morning, and this large storm systemti showers and thunderstorms across the country. And futurecast shows you this continues to move to the east bringing Stormy Weather to the south and to the north. We actually have some snow. We do have a slight risk for severe thunderstorms as we go through the day. The yellow area from Southern Illinois down to eastern texas, damaging wind is possible, large hail even a few tornados possible. As we go through the day, also the slow moving system can bring flooding rains. We have a for a suicide car bombing that killed at least 21 people in a baghdad suburb. It targeted shiite pilgrims who were walking to a shrine. More than 40 other people were injured. T u. S. War planes need to stop flying at the russian border. This comes after a russian jet harassed a u. S. Plane on friday. Officials say the jet was in International Fighter space. Its said to come within 100 feet of the american air craft. The pentagon said since the beginning of this year there have been a number of incidents where Russian Military aircraft have come too close to u. S. Military planes. Survivors of a u. S. Air strike last fall on a Charity Hospital in afghanistan are calling for those responsible to be put on trial. 16 members of the u. S. Military were given punishments that could end their careers after the deadly attack. 42 people were killed in the mistake that was blamed on human error, a violation of combat rules, and equipment failures. David martin has more. Reporter the 3,000 page investigation into the destruction of the hospi miscommunications whose only excuse was the fog and fatigue of war. The report called the strike by the devastating gunpower a disproportional response to a threat that didnt exist. The actions of the commander who called in the strike were not reasonable under the circumstances. The overall commander of the war in afghanistan said the litany of human error did not in his opinion add up to criminal negligence. There was no intention on any of their parts to take a shortcut and they were attempting to do the right thing. Unfortunately, they made a wrong judgment in this particular case. And ended up targeting this Doctors Without Borders facility. Reporter the gun ship was given the coordinates of a government building taken over by the taliban. The targeting system zeroed in on an open field instead. That air crew picked out closest building that resembled the one they were supposed to hit. They were not certain and kept radioing the commander on the ground. Looking for clarification on the building to be struck. The ground commander who could not see the target from his position, gave the go ahead. And according to the investigation, willfully violated the rules of engagement. Rounds away the aircraft reported. Firing the first of 211 rounds. Some of the 16 officers and men were relieved of command and were given letters of reprimand that will end their careers. Families of the victims received money depending on whether their Family Member was killed or wounded. For cbs this morning, saturday. David martin at the pentagon. A cease fire took effect today in parts of syria. Fighting continues around ale o aleppo. Russian forces are trying to retake that rebel strong hold. Holly williams is in near by istanbul. Reporter this latest attempt at a cease fire doesnt cover the city of aleppo which was syrias hub but is now a killing field. More than 200 people lost their lives this week. Many of them children. The Syrian Regime along with backers in russia and iran is trying to recapture all of aleppo. An internet video appears to show the after math of air strikes on the city this past week is truly disturbing. It shows desperate attempts by medics to save lives, often in make shift clinics. Rescue workers pulling survivors from the rebel and carrying the dead away in body bags. And some people just shouting out in despair. Because while the world negotiates over syrias re strike. On friday, the muslim holy day, attacks in both rebel controls and regime held areas were reportedly around mosques. Things could be about to get even worse for the people of aleppo. The u. S. Says that russia has moved heavy artillery to outside the city. Sparking fears of a new offensive or a siege of rebel held areas. Anthony . Holly williams, thank you, holly. At least seven people were killed when a six story nairobi, kenya, it happened last night during heavy rains. More than 120 people were injured. Emergency teams continue to search for victims in the rubble. The building is five months old and is the second one to collapse this year. Will farrell says he will not star in a political satire fi film about Ronald Reagan. In the movie Ronald Reagan has alzheimers. Carter evans reports. Reporter from films like the campaign to nixons spoof dick. Hollywood has a track record of turning washingtons problems into comedy. But a reagans second term in office hit a road block when will farrell removed himself from th movie. His repsa says it is not a alzheimers comedy, will farrell is not going to be part of it. He must have thought and said no way am i going to be dealing with a backlash. Reporter two of reagans children praised farrell for walking away. His daughter said maybe you have some idea how wide spread this disease. I may never know your reasons for dropping out of the project. But i will remain grateful that you did so. His son michael tweeted thank you for taking the right path. That screen play has been praised by hollywood executives and was one of the top ten annual compilation of the years best scripts. The loss of farrell could stall it. It side swiped the chances of the movie ever getting made. Reporter for cbs this morning, saturday, carter evans, hollywood. Time to show you some of this mornings headlines, the Washington Post says the Obama Administration wants to make it easier for Law Enforcement to purchase socalled smart guns. The plan aims to crack down on the wide spread availability of the illegal guns by increasing the number of firearms that only function in the hands of specified users. The nra said the president should focus on fighting terror threats. A criminal investigation has been opened in i illnesses originated from packaged salad. China is denying the u. S. Permission to dock an Aircraft Carrier in hong kong. Despite being granted an initial invitation. The u. S. Consulate was told the timing was deemed inconvenient for china friday. This follows recent tension over chinas presence in the south china sea. The 4 billion atom smasher near Geneva Switzerland has been knocked out of commission after a weasel entered the transformer. It triggered an electrical outage. It did not survive. The elephants who have been a signature part of the ringling brothers and barnum and bailey service are getting set to the change follows decades from Animal Rights groups. Theyre going to an Elephant Conservation center. I do remember seeing them as a kid i was fascinated. A lot of people say its cruel the way theyre coming up, a lawsuit claims a mobile app is to blame for a high speed crash. Well look at some of the dangerous ways teenagers are using social media. And how the app could prevent it. Later, a park ranger helps solve a murder. She did it by remembering what she saw on a television show. You morning. Saturday. Okay, youll need to wait for this. Newly released video shows the landing of the space x falcon 9. It shows the rockets descending from the perspective of the ship. It makes a perfect landing. The first time they succeeded in retrieving the rocket after a launch for the International Space station. Thats pretty amazing. I was mesmerized by it. Still to come the seat on the plane where no one wants to sit. Well tell you how to avoid getting stuck in the middle. Also. Traditions like the white house Correspondents Dinner are important. I mean, really. Its oneth of lae st chances for laughs for president obama as he headlines t our top story this half hour teenagers and the risk some take while using social media. A lawsuit filed this week in georgia claims a mobile app snapchat was responsible for a crash. Most people use it for fun. As we report a few are snap bragging about dangerous stunts and violent crimes. Reporter 16yearold amy joyner of delaware died last week after being beaten in her high school bathroom. A student allegedly recorded the attack with a cell phone and shared it on social media. Seniors attended a vigil frl joyner. Social media plays a big part in whats going on its cool to record a fight and be on social media because of a fight. Thats where a lot of us mess up. Reporter in ohio last week this 18yearold allegedly live streamed the rape of a 17yearold girl on the app periscope. She faces up to 40 years in prison for charges including the illegal filming of a minor. In march near tacoma, three teenagers were charged with raping a 15yearold girl and posting it on snapchat an app with more than 100 million daily users. This is how snapchat works. You can take video or pictures. I can choose from a number of filters. This one will show you just how fast im going. Last year, 18yearold crystal mcgee from atlanta allegedly used this speed filter to take a selfie and show her friend she was driving 107 miles per hour. Moments later, she crashed into a driver who was seriously injured. Mcgee survived but continues to post pictures of herself while lucky to be alive. I have heard teenagers say that things dont feel real till you see them on social media. Reporter lisa demore is a child psychologist. Youre talking about situations where people are seriously injured. And in some cases death. Its so tough with teenagers because their better judgment can be overridden by their wish to be c